Quiz 11 1 area of plane figures sectors and composite figures

Apr 24, 2018 · Standards. 6.G.A.1 – Find the area of right triangles, other triangles, special quadrilaterals, and polygons by composing into rectangles or decomposing into triangles and other shapes; apply these techniques in the context of solving real-world and mathematical problems. G.11 (A) – apply the formula for the area of regular polygons to ... AREA OF TRIANGLE: A = bh 2 A = 12 3 2 A = 36 = 18 cm2 2. AREA OF COMPOSITE FIGURES • Now you try again to find the area of the following composite figure. This figure can be separated into a square & a rectangle. Now we just find the area of each figure. 9 cm 6 cm 3 cm 12 cm AREA OF SQUARE: A = side side A = 3 3 A = 9 cm2 AREA OF RECTANGLE: A ...This is a bundle of 3 hands on activities that support the standard: 3.MD.C.5Understand area as an attribute of plane figures and understand concepts of area measurement. a. A square with side length 1 unit, called “a unit square,” is said to have “one square unit” of area, and can be used to measure area. b.Quiz - 11.3 Areas of Polygons and Composite Figures ... Find the area of the composite figure. 40. 9. 49. 61. 8. Multiple-choice. 5 minutes. 1 pt. 40 yd. 40 yd 2. 80 ... Sep 27, 2014 · AREA OF TRIANGLE: A = bh 2 A = 12 3 2 A = 36 = 18 cm2 2. AREA OF COMPOSITE FIGURES • Now you try again to find the area of the following composite figure. This figure can be separated into a square & a rectangle. Now we just find the area of each figure. 9 cm 6 cm 3 cm 12 cm AREA OF SQUARE: A = side side A = 3 3 A = 9 cm2 AREA OF RECTANGLE: A ... Quiz 11-1: Area Of Plane Figures, Sectors, And Composite Figures Find ... Unit 6, 6b grammar, past simple (affirmative): A cor. Results 17 - 28 of 28 — Unit 4 congruent triangles homework 3 isosceles equilateral triangles answer key. net Grade 6 module 1 unit 1, lesson 4 answer key grade 6 module 1 unit 1, lesson 4 answer key page 1/7.Learn ...The area of the composite figure shown below is found by calculating the area of the rectangle and then subtracting the area of the triangle. Area of the composite figure = area of the rectangle – area of the triangle = LW - 1/2bh = 20(8) - ½(20)(3) = 160 - 30 = 130 . The area of the composite figure is 130 in. 2. Example 2 . Find the area ...This is a bundle of 3 hands on activities that support the standard: 3.MD.C.5Understand area as an attribute of plane figures and understand concepts of area measurement. a. A square with side length 1 unit, called “a unit square,” is said to have “one square unit” of area, and can be used to measure area. b. Standards. 6.G.A.1 – Find the area of right triangles, other triangles, special quadrilaterals, and polygons by composing into rectangles or decomposing into triangles and other shapes; apply these techniques in the context of solving real-world and mathematical problems. G.11 (A) – apply the formula for the area of regular polygons to ...cslowik Vocabulary, postulates, theorems, and formulas for Chapter 11 Geometry. Terms in this set (19) Area of a Square A = s² Area Congruence Postulate If two figures are congruent, then they have the same area Area Addition Postulate The area of a region is the sum of the areas of its non-overlapping parts Area of a Rectangle A = bhSection 11-3: Areas of Circles and Sectors. Section 11-4: Areas of Regular Polygons and Composite Figures. Section 11-5: Areas of Similar Figures. Page 139: Skills ...Terms in this set (14) Sector. a section of a circle bounded by a central angle and its interperated are. Area of a sector formula. A=x(3.14)r2/360. Composite figures. a figure that can be separated into regions that are basic plane figures. Area of a compsotie figure. Geometry Unit 11: Quiz 2: Surface Area/ Volume: Cylinders. 2015 Quiz 11-1: Area of Plane Figures, Sectors, and Composite Figures"This is a bundle of 3 hands on activities that support the standard: 3.MD.C.5Understand area as an attribute of plane figures and understand concepts of area measurement. a. A square with side length 1 unit, called “a unit square,” is said to have “one square unit” of area, and can be used to measure area. b. Preview this quiz on Quizizz. Area of Plane Figures, Sectors, and Composite Figures quiz for 9th grade students. Find other quizzes for Mathematics and more on Quizizz for free!Area of a regular polygon. A=1/2 (apothem) (perimeter) Area of equilateral triangle. A= (s^2) √ 3/4. Area of regular hexagon. A=3 (s^2) √ 3 /2. Area of composite figures. Composite figures are made up of simple shapes such as triangles, squares, and circles. To find the area of composite figures, find the individul shapes' areas, then add ... Jan 20, 2020 · Welcome to Finding the Area of a Composite Figure with Mr. J! Need help with how to find the area of composite rectangles? You're in the right place!Whether ... Topic 3: Area of Composite Figures Find the area of each figure. Round to the nearest hundredths when necessary. 9. 10. 11. Find the area of the shaded region. 16 m 16 m 7 m 9 m 16.9 ft 11.9 ft Topic 4: Volume & Surface Area of 3D Figures Find the volume and surface area of each figure. Round to the hundredths when necessary. Figure Volume ...Case 1: Area of Composite Figures. A composite plane figure is a plane figure made up of different geometric figures whose areas can be determined. The total area of a composite plane figure is equal to the sum of the areas of its parts. If the given shape is a composite figure, subdivide it into different fundamental shapes or polygons of ... Preview this quiz on Quizizz. Perimeter and Area of Plane Figures (w/Tri.) quiz for 4th grade students. Find other quizzes for Mathematics and more on Quizizz for free! A. result in efficient allocation of resources. B. none of the given answers is correct. C. clear the market for rice. D. result in a shortage of rice. E. result in a surplus of rice. Verified answer. management. Determine the best crop to plant, using the following decision criteria.1. Calculate the area of each of the following shapes: (a) (b) (c) (d) 2. Calculate, giving your answers correct to 3 significant figures, the area of a circle with: (a) radius 6 m, (b) diameter 20 cm, (c) diameter 9 cm. 3. Calculate the area of each of the following shapes, giving your answers correct to 3 significant figures: (a) (b) (c) (d ...1. Calculate the area of each of the following shapes: (a) (b) (c) (d) 2. Calculate, giving your answers correct to 3 significant figures, the area of a circle with: (a) radius 6 m, (b) diameter 20 cm, (c) diameter 9 cm. 3. Calculate the area of each of the following shapes, giving your answers correct to 3 significant figures: (a) (b) (c) (d ...What is the area of this polygon? 43.5. The curved part of this figure if a semicircle. What is the best approximation for the area of this figure? 12 + 9.125. This figure is made up of a rectangle and parallelogram. 40 units. What is the area of this composite shape?The area of a composite figure is calculated by dividing the composite figure into basic figures and then using the relevant area formula for each basic figure. Example 11. Find the area of the following composite figure: Solution: The figure can be divided into a rectangle and triangle as shown below. Step-by-step explanation: To find the area of a triangle, you take the base and multiply by the height, and then divide by 2. Hence giving me the answers I obtained in #4 and #10. A square is equal on all sides, so you would just square the measurement of the one side. To find the area of a circle, you would do pi times the radius^2.Quiz 11 1 area of plane figures sectors and composite figures. 8 months ago. Comments: 0. Views: 75. Like. 11.1 and 11.2 Area of Rectangles, Triangles, Parallelograms, and Rhombuses — 1.09 MB. 11.3 and 11.4 Area of Trapezoids and Regular Polygons — 1.25 MB. 11.5 Circumference and Area — 1.11 MB. 11.6 Arc Length and Area of Sectors — 863 KB. Area of a regular polygon. A=1/2 (apothem) (perimeter) Area of equilateral triangle. A= (s^2) √ 3/4. Area of regular hexagon. A=3 (s^2) √ 3 /2. Area of composite figures. Composite figures are made up of simple shapes such as triangles, squares, and circles. To find the area of composite figures, find the individul shapes' areas, then add ... Standards. 6.G.A.1 – Find the area of right triangles, other triangles, special quadrilaterals, and polygons by composing into rectangles or decomposing into triangles and other shapes; apply these techniques in the context of solving real-world and mathematical problems. G.11 (A) – apply the formula for the area of regular polygons to ...Like 11.1 and 11.2 Area of Rectangles, Triangles, Parallelograms, and Rhombuses — 1.09 MB 11.3 and 11.4 Area of Trapezoids and Regular Polygons — 1.25 MB 11.5 Circumference and Area — 1.11 MB 11.6 Arc Length and Area of Sectors — 863 KB 11.7 HW Key — 1.1 MB 11.7 Ratio of Areas — 1.42 MB 11.8 Geometric Probability — 1.34 MB 11.8 HW Key.jpg — 1 MBGeometry (all content) 17 units · 180 skills. Unit 1 Lines. Unit 2 Angles. Unit 3 Shapes. Unit 4 Triangles. Unit 5 Quadrilaterals. Unit 6 Coordinate plane. Unit 7 Area and perimeter. Unit 8 Volume and surface area.Unit 11: Volume & Surface Area Homework 3: Area of Composite Figures find the area of each 9 unit 11 homework 1 area of plane figures answer key is. Always on Time If you're looking for a punctual person, you can always count on me. Drawing a quadrilateral on the coordinate plane example. Area of a parallelogram on the coordinate plane. Coordinates of a missing vertex. Example of shapes on a coordinate plane. Dimensions of a rectangle from coordinates. Coordinates of rectangle example. Quadrilateral problems on the coordinate plane. Quiz 11-1: Area of Plane Figures, Sectors, and Composite Figures. Find the area of each figure. Round to the hundredths place when necessary. 1. Quiz 11-1: Area Of Plane Figures, Sectors, And Composite Figures Find ... Question: NGE9%20Matly packet 1 plane figures.pdf A Read aloud y Draw v. Highlight QUIZ 2 1. The diagonal of a parallelogram is Is 16.5 cm . It makes an angle of 36° 10' with the shorter side and 14° 30' with longer side. Find the perimeter and the area of the ... Area of Compound Shapes - Adding Regions Worksheets These Area Worksheets will produce problems for finding the area of compound shapes that are comprised of adding regions of simple figures. You can select the types of figures used and the units of measurement. These worksheet are a great resources for the 5th, 6th Grade, 7th Grade, and 8th Grade. Course: 6th grade > Unit 8. Lesson 3: Area of composite figures. Finding area by rearranging parts. Area of composite shapes. Area of quadrilateral with 2 parallel sides. Decompose area with triangles. Area of composite shapes. Plane figures FAQ. Math >.c 1 The shape shown is a sector. Write the formula for finding the area of a sector. c A = θ 360° × πr2 2 Write the value of θ and r. θ = 40°, r = 15 3 Substitute and evaluate the expression, correct to 2 decimal places. A = 40° 360° ×π 152 = 78.54 cm2 Areas of composite figures • A composite figure is a figure made up of a ... Part 1 of How to find the area of composite figures, figures within figures, or the area of several figures together. How to find the area of a shaded area w... Area of A = a 2 = 20m × 20m = 400m 2. Part B is a triangle. Viewed sideways it has a base of 20m and a height of 14m. Area of B = ½b × h = ½ × 20m × 14m = 140m 2. So the total area is: Area = Area of A + Area of B = 400m 2 + 140m 2 = 540m 2. Sam earns $0.10 per square meter. Sam earns = $0.10 × 540m 2 = $54.The area of the composite figure shown below is found by calculating the area of the rectangle and then subtracting the area of the triangle. Area of the composite figure = area of the rectangle – area of the triangle = LW - 1/2bh = 20(8) - ½(20)(3) = 160 - 30 = 130 . The area of the composite figure is 130 in. 2. Example 2 . Find the area ...A. result in efficient allocation of resources. B. none of the given answers is correct. C. clear the market for rice. D. result in a shortage of rice. E. result in a surplus of rice. Verified answer. management. Determine the best crop to plant, using the following decision criteria.11-4 Regular Figures (cont) Find the area of the given figures. 1) Find the area of a regular hexagon with. apothem 9. 2) Find the an equilateral triangle with side 12. 3) Find the area of a square with radius 4Ö2. 4) Find the area of a regular hexagon with. perimeter 48. 5) Find the area of a regular pentagon with.Grade 6 math (FL B.E.S.T.) 11 units · 149 skills. Unit 1 Arithmetic with rational numbers. Unit 2 Ratios. Unit 3 Rates and percentages. Unit 4 Intro to negative numbers. Unit 5 Arithmetic with negative numbers. Unit 6 Variables and expressions. Unit 7 Equations and inequalities. Unit 8 Plane figures. What is the Area of plane figures? Square: Zone = side × side or A = s², where s is the length of one side. Rectangle: Region = length × width or A = lw, where l is the length and w is the width. Triangle: Zone = 1/2 × base × stature or A = 1/2bh, where b is the base and h is the tallness.a. Isla is correct because each figure subtracts an equal area from the area of the square. What is the area of the composite figure? _____ units2. 34. An equilateral triangle is shown inside a square inside a regular pentagon inside a regular hexagon. Write an expression for the area of the shaded regions.What is the area of this polygon? 43.5. The curved part of this figure if a semicircle. What is the best approximation for the area of this figure? 12 + 9.125. This figure is made up of a rectangle and parallelogram. 40 units. What is the area of this composite shape?QUIZ Show your work! 1. Find the area of the entire figure below. 1.7 Composite Figures A composite figure is formed from two or more figures. To find the area of a composite figure: Find the areas of each figure then add them up. To find the area of a shaded region, you need to subtract the areas. Example #1: Find the area of the composite figure.6th grade 11 units · 148 skills. Unit 1 Ratios. Unit 2 Arithmetic with rational numbers. Unit 3 Rates and percentages. Unit 4 Exponents and order of operations. Unit 5 Negative numbers. Unit 6 Variables & expressions. Unit 7 Equations & inequalities. Unit 8 Plane figures. Quiz - 11.3 Areas of Polygons and Composite Figures ... Find the area of the composite figure. 40. 9. 49. 61. 8. Multiple-choice. 5 minutes. 1 pt. 40 yd. 40 yd 2. 80 ...This Volume and Surface Area Unit Bundle contains guided notes, homework assignments, two quizzes, a study guide and a unit test that cover the following topics: • Area of Plane Figures (Parallelograms, Rectangles, Squares, Triangles, Trapezoids, Circles) • Area of Sectors of Circles. • Area of Composite Figures (including area of shaded ... Verified answer. Jonathan and his sister Jennifer have a combined age of 48. If Jonathan is twice as old as his sister, how old is Jennifer. star. 4.8 /5. heart. 4. On a coordinate plane, the x-axis is labeled white flowers and the y-axis is labeled Pink flowers. Point A is (2, 6), point B is (12, 18), point C is.Expert Answer 100% (1 rating) Transcribed image text: Name "Gaudat me Per Date: Quiz 11-1: Area of Plane Figures, Sectors, and Composite Figures Find the area of each figure. Round to the hundredths place when necessary. 2.1- 133m² 1.4M 16 in (-)- 163 = 4. A= 21.3 ft 25 cm 5.Area of Composite Figures Digital Quiz for TEKS 7.9C (Google Forms + PDF) This quiz covers area of composite figures, including shapes made of quarter circles, half circles, rectangles, squares, trapezoids, and triangles. Some of them are quite challenging, so expect this quiz to take longer than some of the others.The area of a composite figure is calculated by dividing the composite figure into basic figures and then using the relevant area formula for each basic figure. Example 11. Find the area of the following composite figure: Solution: The figure can be divided into a rectangle and triangle as shown below. So, the area of the composite figure is ...Benefits of Area and Perimeter Word Problems Worksheets Grade 7. When it comes to composite figures, finding the area and perimeter can prove to be confusing. By solving the problems available in the area and perimeter worksheets grade 7, students get the opportunity to practice these sums and master the topic. 11. Multiple-choice. 30 seconds. 1 pt. ... Area of Composite Figures quiz for 6th grade students. Find other quizzes for Mathematics and more on Quizizz for free!There can be many ways to do composite figures, and your way is just as valid since you divide it into known shapes especially since the area of trapezoids is the first in this string of videos. For fun, I might start with a large 10 by 9 rectangle and take away the three triangles that are cut off from the corner 90 - 3.5 - 13.5 - 12.25 = 60.75.About Press Copyright Contact us Creators Advertise Developers Terms Privacy Policy & Safety How YouTube works Test new features NFL Sunday Ticket Press Copyright ...Classifying triangles. Triangle angle sum. The Exterior Angle Theorem. Triangles and congruence. SSS and SAS congruence. ASA and AAS congruence. SSS, SAS, ASA, and AAS congruences combined. Right triangle congruence. Isosceles and equilateral triangles.Area of Composite Figures Digital Quiz for TEKS 7.9C (Google Forms + PDF) This quiz covers area of composite figures, including shapes made of quarter circles, half circles, rectangles, squares, trapezoids, and triangles. Some of them are quite challenging, so expect this quiz to take longer than some of the others. Area Calculator. Here is a handy little tool you can use to find the area of plane shapes. Choose the shape, then enter the values. The height h is at right angles to b:Exercise 7.7: Calculate area of sector of a circle. In the diagram below, is the centre of the circle. The radius of the circle is 4.8 cm. Calculate the area of the shaded sector of the circle. Calculate what fraction of the area of the circle is shaded: So, the shaded region is of the area of the whole circle. Area of whole circle:Quiz 11-1: Area Of Plane Figures, Sectors, And Composite Figures Find ... Question: NGE9%20Matly packet 1 plane figures.pdf A Read aloud y Draw v. Highlight QUIZ 2 1. The diagonal of a parallelogram is Is 16.5 cm . It makes an angle of 36° 10' with the shorter side and 14° 30' with longer side. Find the perimeter and the area of the ...Study with Quizlet and memorize flashcards containing terms like 108, 37, 1,536 and more.Area of a regular polygon. A=1/2 (apothem) (perimeter) Area of equilateral triangle. A= (s^2) √ 3/4. Area of regular hexagon. A=3 (s^2) √ 3 /2. Area of composite figures. Composite figures are made up of simple shapes such as triangles, squares, and circles. To find the area of composite figures, find the individul shapes' areas, then add ... Section 11-3: Areas of Circles and Sectors. Section 11-4: Areas of Regular Polygons and Composite Figures. Section 11-5: Areas of Similar Figures. Page 139: Skills ...Area of a parallelogram on the coordinate plane. Coordinates of a missing vertex. Example of shapes on a coordinate plane. Dimensions of a rectangle from coordinates. Coordinates of rectangle example. Quadrilateral problems on the coordinate plane. Parallelogram on the coordinate plane. Section 11-3: Areas of Circles and Sectors. Section 11-4: Areas of Regular Polygons and Composite Figures. Section 11-5: Areas of Similar Figures. Page 139: Skills ...Area Calculator. Here is a handy little tool you can use to find the area of plane shapes. Choose the shape, then enter the values. The height h is at right angles to b:The area of a composite figure is calculated by dividing the composite figure into basic figures and then using the relevant area formula for each basic figure. Example 11. Find the area of the following composite figure: Solution: The figure can be divided into a rectangle and triangle as shown below. So, the area of the composite figure is ...Consider a triangle ABC like the one below. Suppose that a=34, b=53, and c=74. The figure is not drawn to scale.) Solve the triangle. Carry your intermediate computations to at least four decimal places, and round your answers to the nearest tenth.Area Calculator. Here is a handy little tool you can use to find the area of plane shapes. Choose the shape, then enter the values. The height h is at right angles to b:Preview this quiz on Quizizz. REVIEW: Area of Basic Plane and Composite Figures quiz for 10th grade students. Find other quizzes for Mathematics and more on Quizizz for free!Terms in this set (14) Sector. a section of a circle bounded by a central angle and its interperated are. Area of a sector formula. A=x(3.14)r2/360. Composite figures. a figure that can be separated into regions that are basic plane figures. Area of a compsotie figure. Geometry Unit 11: Quiz 2: Surface Area/ Volume: Cylinders. 2015 Quiz 11-1: Area of Plane Figures, Sectors, and Composite Figures"4.%Here%is%adiagram%of%the%trackKing’s%is%thinking%of%adding%around%the%new%field.%It% consistsof%twoparallel%linesanda%semicircleateachend.%Thetrack%is10meterswide.%Section 11-3: Areas of Circles and Sectors. Section 11-4: Areas of Regular Polygons and Composite Figures. Section 11-5: Areas of Similar Figures. Page 139: Skills ... Expert Answer 100% (1 rating) Transcribed image text: Name "Gaudat me Per Date: Quiz 11-1: Area of Plane Figures, Sectors, and Composite Figures Find the area of each figure. Round to the hundredths place when necessary. 2.1- 133m² 1.4M 16 in (-)- 163 = 4. A= 21.3 ft 25 cm 5.c 1 The shape shown is a sector. Write the formula for finding the area of a sector. c A = θ 360° × πr2 2 Write the value of θ and r. θ = 40°, r = 15 3 Substitute and evaluate the expression, correct to 2 decimal places. A = 40° 360° ×π 152 = 78.54 cm2 Areas of composite figures • A composite figure is a figure made up of a ...Grade 6 math (FL B.E.S.T.) 11 units · 149 skills. Unit 1 Arithmetic with rational numbers. Unit 2 Ratios. Unit 3 Rates and percentages. Unit 4 Intro to negative numbers. Unit 5 Arithmetic with negative numbers. Unit 6 Variables and expressions. Unit 7 Equations and inequalities. Unit 8 Plane figures.c 1 The shape shown is a sector. Write the formula for finding the area of a sector. c A = θ 360° × πr2 2 Write the value of θ and r. θ = 40°, r = 15 3 Substitute and evaluate the expression, correct to 2 decimal places. A = 40° 360° ×π 152 = 78.54 cm2 Areas of composite figures • A composite figure is a figure made up of a ...1.6 Two-Dimensional Figures 11.3 Areas of Circles and Sectors Quiz 11.1 Areas of Parallelograms and Triangles 11.2 Areas of Trapezoids, Rhombi and Kites 11.4 Areas of Regular Polygons 11.4 Area Composite Figures Quiz 11.5 Area of Similar Figures 1.7, 12.1 Three-Dimensional Figures 12.8 Congruent and Similar Solids Net ProjectCase 1: Area of Composite Figures. A composite plane figure is a plane figure made up of different geometric figures whose areas can be determined. The total area of a composite plane figure is equal to the sum of the areas of its parts. If the given shape is a composite figure, subdivide it into different fundamental shapes or polygons of ...Section 1.4: Perimeter and Area in the Coordinate Plane. ... Section 11.1: Circumference and Arc Length ... Section 11.3: Areas of Polygons and Composite Figures ...Quiz 11 1 area of plane figures sectors and composite figures. 8 months ago. Comments: 0. Views: 75. Like. 11.1 and 11.2 Area of Rectangles, Triangles, Parallelograms, and Rhombuses — 1.09 MB. 11.3 and 11.4 Area of Trapezoids and Regular Polygons — 1.25 MB. 11.5 Circumference and Area — 1.11 MB. 11.6 Arc Length and Area of Sectors — 863 KB. Terms in this set (14) Sector. a section of a circle bounded by a central angle and its interperated are. Area of a sector formula. A=x(3.14)r2/360. Composite figures. a figure that can be separated into regions that are basic plane figures. Area of a compsotie figure. Section 11-3: Areas of Circles and Sectors. Section 11-4: Areas of Regular Polygons and Composite Figures. Section 11-5: Areas of Similar Figures. Page 139: Skills ... 11. Multiple-choice. 30 seconds. 1 pt. ... Area of Composite Figures quiz for 6th grade students. Find other quizzes for Mathematics and more on Quizizz for free!Menu Level 1 Level 2 Level 3 Level 4 Level 5 Level 6 Area Maze Exam Help More. This is level 1; A reminder of the area formulas for basic shapes. Find the areas of the following shapes. For the circle questions give your answer to the nearest square metre. The diagrams are not drawn to scale. By the following steps mentioned below, we can calculate the area of the composite shapes. Step 1: Break the compound shape into basic shapes. Step 2: Find the area of each and every basic shape. Step 3: Add all the areas of basic shapes together. Step 4: Represent the answer in square units.Moved Permanently. Redirecting to /Browse/Search:unit+11+volume+and+surface+area+homework+1+area+of+plane+figures/Price-Range/FreeSolved Name Gaudat me Per Date: Quiz 11-1: Area of Plane. Name Gaudat me Per Date: Quiz 11-1: Area of Plane Figures, Sectors, and Composite Figures Find Work on the task that is interesting to youStudy with Quizlet and memorize flashcards containing terms like 108, 37, 1,536 and more.Grade 6 math (FL B.E.S.T.) 11 units · 149 skills. Unit 1 Arithmetic with rational numbers. Unit 2 Ratios. Unit 3 Rates and percentages. Unit 4 Intro to negative numbers. Unit 5 Arithmetic with negative numbers. Unit 6 Variables and expressions. Unit 7 Equations and inequalities. Unit 8 Plane figures. | Cgcfbtdz (article) | Mlczcv.