SAT MATH • ANSWER CHECK

Area Surface Area & Volume

Complete the practice first, then open each answer to check your work. These answers match the revised September 2026 worksheets.

For a wrong answer, identify the cause: concept, algebra, arithmetic, interpretation, calculator choice, or timing. Equivalent exact numerical forms are accepted for these practice exercises.

Question 1

Answer: 216 cubic inches

Question 2

Answer: 864 square inches

Question 3

Answer: C

C. 120π

Question 4

Answer: 139.7 cubic inches

Question 5

Answer: A

A. 102,960

Question 6

Answer: C

C. 45π

Question 7

Answer: 192 square units

Question 8

Answer: 20 g/in³

Question 9

Answer: 24

Question 10

Answer: 11

Question 11

Answer: B

B. 6

Question 12

Answer: C

C. 27π

Question 13

Answer: A

A. h/√π

Question 14

Answer: A

A. (3C^(3))/(4π)

Question 15

Answer: B

B. 3a

Question 16

Answer: D

D. 240

Question 17

Answer: B

B. 1500

The four strips have volumes 6(1.25)(0.25), 6(1.25)(0.5), 6(1.25)(0.75), and 6(1.25)(1). Total volume = 18.75 m³; multiply by 80 kg/m³. The revised stem calls this model material, not concrete.