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  • Lesson 7 Menu Warm-up Problems 1.Name polygon A by its number of sides. 2.Name polygon B by its number of sides. 3.Find the perimeter of polygon A. 4.Find
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Warm-up Problems 1.Name polygon A by its number of sides. 2. Name polygon B by its number of sides. 3.Find the perimeter of polygon A. 4.Find the perimeter of polygon B. 5.Classify the polygons as regular or irregular.

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Page 1: Lesson 7 Menu Warm-up Problems 1.Name polygon A by its number of sides. 2.Name polygon B by its number of sides. 3.Find the perimeter of polygon A. 4.Find

Warm-up Problems

1. Name polygon A by its

number of sides.

2. Name polygon B by its

number of sides.

3. Find the perimeter of polygon A.

4. Find the perimeter of polygon B.

5. Classify the polygons as regular or irregular.

http://www.ca.geometryonline.com/
Page 2: Lesson 7 Menu Warm-up Problems 1.Name polygon A by its number of sides. 2.Name polygon B by its number of sides. 3.Find the perimeter of polygon A. 4.Find

• polyhedron

• face

• edges

• prism

• bases

• vertex

• Identify three-dimensional figures.

• Find surface area and volume.

• regular prism

• pyramid

• regular polyhedron

• Platonic solids

• cylinder

• cone

• sphere

• surface area

• volume

http://www.ca.geometryonline.com/
Page 3: Lesson 7 Menu Warm-up Problems 1.Name polygon A by its number of sides. 2.Name polygon B by its number of sides. 3.Find the perimeter of polygon A. 4.Find

Identify Solids

A. Identify the solid. Name the bases, faces, edges, and vertices.

http://www.ca.geometryonline.com/
Page 4: Lesson 7 Menu Warm-up Problems 1.Name polygon A by its number of sides. 2.Name polygon B by its number of sides. 3.Find the perimeter of polygon A. 4.Find

Identify Solids

The bases are rectangles. This solid is a rectangular prism.

Answer: rectangular prism;Bases: rectangles EFHG, ABDCFaces: rectangles FBDH, EACG, GCDH, EFAB, EFGH, ABCD

Vertices: A, B, C, D, E, F, G, H

http://www.ca.geometryonline.com/
Page 5: Lesson 7 Menu Warm-up Problems 1.Name polygon A by its number of sides. 2.Name polygon B by its number of sides. 3.Find the perimeter of polygon A. 4.Find

Identify Solids

B. Identify the solid. Name the bases, faces, edges, and vertices.

http://www.ca.geometryonline.com/
Page 6: Lesson 7 Menu Warm-up Problems 1.Name polygon A by its number of sides. 2.Name polygon B by its number of sides. 3.Find the perimeter of polygon A. 4.Find

Identify Solids

The bases are hexagons. This solid is a hexagonal prism.

Answer: hexagonal prism;Bases: hexagon EFGHIJ and hexagon KLMNOPFaces: rectangles EFLK, FGML, GHMN, HNOI, IOPJ, JPKE

Vertices: K, L, M, N, O, P, E, F, G, H, I, J

http://www.ca.geometryonline.com/
Page 7: Lesson 7 Menu Warm-up Problems 1.Name polygon A by its number of sides. 2.Name polygon B by its number of sides. 3.Find the perimeter of polygon A. 4.Find

Identify Solids

C. Identify the solid. Name the bases, faces, edges, and vertices.

http://www.ca.geometryonline.com/
Page 8: Lesson 7 Menu Warm-up Problems 1.Name polygon A by its number of sides. 2.Name polygon B by its number of sides. 3.Find the perimeter of polygon A. 4.Find

Identify Solids

The base is a circle and there is one vertex. So, it is a cone.

Answer: Base: circle TVertex: Wno faces or edges

http://www.ca.geometryonline.com/
Page 9: Lesson 7 Menu Warm-up Problems 1.Name polygon A by its number of sides. 2.Name polygon B by its number of sides. 3.Find the perimeter of polygon A. 4.Find

A. A

B. B

C. C

D. D

A. triangular pyramid

B. pentagonal prism

C. rectangluar prism

D. square pyramid

Identify the solid.

http://www.ca.geometryonline.com/
Page 10: Lesson 7 Menu Warm-up Problems 1.Name polygon A by its number of sides. 2.Name polygon B by its number of sides. 3.Find the perimeter of polygon A. 4.Find
http://www.ca.geometryonline.com/
Page 11: Lesson 7 Menu Warm-up Problems 1.Name polygon A by its number of sides. 2.Name polygon B by its number of sides. 3.Find the perimeter of polygon A. 4.Find

Surface Area and Volume

A. Find the surface area of the cone.

Answer: The cone has a surface area of 75.4 cm2.

π π

π π

.π

.cm2

http://www.ca.geometryonline.com/
Page 12: Lesson 7 Menu Warm-up Problems 1.Name polygon A by its number of sides. 2.Name polygon B by its number of sides. 3.Find the perimeter of polygon A. 4.Find

Surface Area and Volume

B. Find the volume of the cone.

Answer: The cone has a volume of 37.7 cm3.

π

.cm3

π

.π

http://www.ca.geometryonline.com/
Page 13: Lesson 7 Menu Warm-up Problems 1.Name polygon A by its number of sides. 2.Name polygon B by its number of sides. 3.Find the perimeter of polygon A. 4.Find

Surface Area and Volume

The amount of material used to make the tube would be equivalent to the surface area of the cylinder.

http://www.ca.geometryonline.com/
Page 14: Lesson 7 Menu Warm-up Problems 1.Name polygon A by its number of sides. 2.Name polygon B by its number of sides. 3.Find the perimeter of polygon A. 4.Find

Surface Area and Volume

Answer: Mike needs about 405 square inches of cardboard for each tube.

.

http://www.ca.geometryonline.com/

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