Surface Area and Nets

Represent Solid Figures Using Nets

​Represent Solid Figures Using Nets

Objective

• Recognize that surfaces of some three-dimensional (3-D) shapes are composed of two-dimensional (2-D) faces or polygons

• Use a net to represent a 3-D figure (polyhedron)

• Use a net to find the surface area of a polyhedron made up of rectangles and triangles

Multiple Choice

Which net will make a square pyramid?

• Net A

• Net B

• Net C

Multiple Choice

Which figure will this net make?

• Rectangular Prism 

• Triangular Prism

• Triangular Pyramid 

• Cube

Multiple Choice

Which figure will this net make?

• Rectangular Prism 

• Triangular Prism

• Triangular Pyramid 

• Cube

Multiple Choice

Which figure will this net make?

• Cone

• Triangular Prism

• Square Pyramid 

• Cube

Multiple Choice

How many faces are on a cube?

• 2

• 4

• 6

• 8

Multiple Choice

Which figure will this net make?

• Triangular Pyramid

• Hexagonal Pyramid

• Octagonal Pyramid 

• Cube

Multiple Choice

Which net will make square pyramid?

• Net A

• Net B

Multiple Choice

Which net will make a cube?

• Net A

• Net B

Multiple Choice

Which net will make a triangular pyramid?

• Net A

• Net B

• Net C

Multiple Choice

Find the surface area of this figure.

• 148 cm²

• 120 cm²

Multiple Choice

Find the total surface area. Round to the nearest tenth.

• 15 m²

• 16 m²

• 18 m²

• 20 m²

Multiple Choice

Find the total surface area of the figure.

• 208 cm²

• 112 cm²

• 200 cm²

• 160 cm²

Multiple Choice

Find the total surface area of the prism.

• 48 square inches

• 64 square inches

• 88 square inches

• 76 square inches

Multiple Choice

How many square centimeters of wrapping paper are needed to cover the surfaces of the box? 

• 108 cm²

• 324 cm²

• 180 cm²

• 432 cm²

Multiple Choice

The base of the triangle is 5 inches. The length of the rectangle is 15 inches. The height of the triangle is 10 inches. Find the surface area.

• 300 inches

• 200 inches

• 275 inches

Multiple Choice

A square pyramid is covered with decorative wrapping paper with no overlap.  The net of the box is shown on the right.  How many square centimeters of wrapping paper are needed to cover the surfaces of the box? 

• 108 cm²

• 324 cm²

• 180 cm²

• 432 cm²

Multiple Choice

What is the total surface area of a cube with an edge of 4½ feet?

• 91⅛ ft²

• 20¼ ft²

• 121½ ft²

• 101¼ ft²