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Back to Exercise: Surface area of prisms, cylinders, pyramids, cones, spheres

Surface Area of 3D Figures

Grade 10·21 problems·~35 min·ACT Math·topic·act-geo-3d-sa
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A

Recall / Warm-Up

1.

What is the area of a rectangle with length 9 cm and width 7 cm?

2.

What is the circumference of a circle with radius 5 cm? Leave your answer in terms of π\pi.

3.

A right triangle has legs of length 6 and 8. What is the length of the hypotenuse?

B

Fluency Practice

1.

A rectangular prism has length 10 cm, width 6 cm, and height 4 cm. What is the total surface area in square centimeters?

2.

A cylinder has radius 3 cm and height 8 cm. What is the lateral surface area? Express your answer in terms of π\pi.

3.

A cylinder has radius 5 cm and height 12 cm. What is the total surface area? Express your answer in terms of π\pi.

4.

A square pyramid has base edge 10 m and slant height 13 m. What is the total surface area?

5.

A sphere has radius 7 cm. What is the surface area? Express your answer in terms of π\pi.

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