Three-D Shapes

If the scale factor is greater than one, the new figure will be:

• a reduction

• an enlargement

• a scale

• not proportional

Find the surface area of this figure.

• 148 cm²

• 120 cm²

Find the surface area of the triangular prism.

• 6 + 55 + 44 = 105

• 6 + 6 + 55 + 33 + 44 = 144

• 12 + 12 + 55 + 33 + 44 = 156

Find the total surface area of the prism.

• 161 square feet

• 1,700 square feet

• 75 square feet

• 186 square feet

Find the surface area of the figure formed by the net with 2 cm ,  3 cm, and 4 cm edges below.

• 40 cm²

• 48 cm²

• 52 cm²

• 62 cm ²

A rectangular brick has a length of 5 centimeters, a width of  9 centimeters and a height of 20 centimeters. What is the surface area of that brick? 

• 650 cm²

• 600 cm²

• 525 cm²

• 450 cm²

What is a net?

• flat, "unfolded" representation of a 3-D figure

• Anything flat

• 3-D figure

• Unicorn tears

Find the surface area of this figure.

• 148 cm²

• 120 cm²

• 158 cm²

• 208 cm²

What is the surface area of this figure?

• 200 cm ²

• 800 cm ²

• 400 cm ²

• 100 cm ²

What is the total surface area of the triangular prism shown? 

• 468 in²

• 540 in²

• 576 in²

• 700 in²