Unit 8 Test - 7th

Find the area of this circle.

• 28.26 sq ft

• 18.84 sq ft

• 9.42 sq ft

• 14.13 sq ft

Find the area of this circle.

• 276.32 sq mm

• 138.16 sq mm

• 6,079.04 sq mm

• 24,316.16 sq mm

A circular plate has a circumference 16.3 inches. What is the area of the plate? (Round final answer to the nearest whole number)

• 16 sq in

• 8 sq in

• 85 sq in

• 21 sq in

What are the dimensions of the vertical cross section of the right rectangular prism?

• 9 in x 7 in

• 1 in x 7 in

• 1 in x 9 in

Describe a cross section formed by a vertical plane that intersects the front face and the vertex of the pyramid shown.

• Isosceles Triangle- base length is equal to the width of the base, and height is equal to the height of the pyramid

• Isosceles Triangle- base length is equal to the width of the base, and the height is less than the height of the pyramid

• Rectangle- length and width are equal to the length and width of the base of the pyramid

• Equilateral Triangle- base length is equal to the width of the base and the height is less than the height of the pyramid

What are the dimensions of the vertical cross section that is parallel to the right and left faces of the rectangular prism?

• 3 ft x 6 ft

• 3 ft x 7 ft

• 6 ft x 7 ft

Find the surface area of the prism.

• 312 sq in

• 624 sq in

• 167 sq in

• 334 sq in

Find the surface area of the triangular prism.

• 352,800 sq cm

• 5,220 sq cm

• 6,048 sq cm

• 1,512 sq cm

A block of wood has the shape of a triangular prism. The bases are right triangles. Find its surface area.

• 79.5 sq in

• 97.5 sq in

• 69 sq in

• 48.75 sq in

To the nearest cubic centimeter, what is the volume of the regular hexagonal prism?

• 140.4 cubic cm

• 374.4 cubic cm

• 62.4 cubic cm

• 124.8 cubic cm