Curriculum / Math / 7th Grade / Unit 6: Geometry / Lesson 9

Geometry

Lesson 9

Math

Unit 6

7th Grade

Lesson 9 of 21

Objective

Solve real-world and mathematical problems using the relationship between the area of a circle and its radius.

Lesson Map

Topic A: Angle Relationships

Lesson

Identify and determine values of angles in complementary and supplementary relationships.

Standards

7.G.B.5

Lesson

Use vertical, complementary, and supplementary angle relationships to find missing angles.

Standards

7.G.B.5

Lesson

Use angle relationships to solve for unknown angles (Part 1).

Standards

7.G.B.5

Lesson

Use angle relationships to solve for unknown angles (Part 2).

Standards

7.G.B.5

Topic B: Circles

Lesson

Define circle and identify the measurements radius, diameter, and circumference.

Standards

7.G.B.4

Lesson

Determine the relationship between the circumference and diameter of a circle and use it to solve problems.

Standards

7.G.B.4

Lesson

Solve real-world and mathematical problems using the relationship between the circumference of a circle and its diameter.

Standards

7.G.B.4

Lesson

Determine the relationship between the area and radius of a circle and use it to solve problems.

Standards

7.G.B.4

Lesson

Solve real-world and mathematical problems using the relationship between the area of a circle and its radius.

Standards

7.G.B.4

Lesson

Solve problems involving area and circumference of two-dimensional figures (Part 1).

Standards

7.G.B.47.G.B.6

Lesson

Solve problems involving area and circumference of two-dimensional figures (Part 2).

Standards

7.G.B.47.G.B.6

Topic C: Building Polygons and Triangles

Lesson

Draw two-dimensional geometric shapes using rulers, protractors, and compasses.

Standards

7.G.A.27.G.B.5

Lesson

Determine if three side lengths will create a unique triangle or no triangle.

Standards

7.G.A.2

Lesson

Identify and draw unique and identical triangles.

Standards

7.G.A.2

Lesson

Determine if conditions describe a unique triangle, no triangle, or more than one triangle.

Standards

7.G.A.2

Topic D: Solid Figures

Lesson

Identify and describe two-dimensional figures that result from slicing three-dimensional figures.

Standards

7.G.A.3

Lesson

Find the surface area of right prisms.

Standards

7.G.B.6

Lesson

Find the surface area of right pyramids.

Standards

7.G.B.6

Lesson

Find the volume of right prisms and pyramids.

Standards

7.G.B.6

Lesson

Solve real-world problems involving volume.

Standards

7.G.B.6

Lesson

Solve real-world problems involving both volume and surface area.

Standards

7.G.B.6

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