Geometry Unit Review

In the figure, the two triangular faces of the prism are right triangles with sides of length 3 cm, 4 cm, and 5 cm. The other three faces are rectangles. What is the surface of the prism?

• 72 cm²

• 84 cm²

• 96 cm²

• 108 cm²

What is the volume of this right triangular prism?

• 165 ft³

• 330 ft³

• 1073 ft³

• 2145 ft³

Find the area of the circle to the nearest tenth. Use 3.14 for π

• 15.2 ft²

• 60.8 ft²

• 47.7 ft²

• 13.8 ft²

A circular lampshade with a diameter of 14 inches has a length of wire that goes around it exactly one time. How many inches of wire are needed to go around the lampshade one time? Answer in terms of pi.

• 7π

• 14π

• 49π

• 196π

Find the value of x.

• 14

• 112

• 108

• 104

Find the area of the composite figure

• 40

• 9

• 49

• 61

Mr. Bailey bought a new home and wanted to place new grass on his lawn around his house. What is the area of the shaded area shown, his lawn?

• 13,600 ft²

• 18,400 ft²

• 16,000 ft²

• 2,400 ft²

Find the volume of this composite 3D figure.

• 3,094 ft³

• 1,456 ft³

• 4,550 ft³

• 1,532 ft³

Find the measure of the missing angle.

• 135^o

• 35^o

• 45^o

• 30^o

Which measure would be best for measuring the amount of wrapping on a present?

• volume

• surface area

• area

• perimeter