Volume of a cylinder

Answer Key - Grade 7 Math Worksheet

Circle the best answer, or write your answer on the line.

1. 1.

   Jun's jar has a radius of 6 cm and is 20 cm tall. What is its volume in cubic cm? Use π = 3.14. Do not round.

   2260.8
2. 2.

   Luz's candle has a radius of 3.5 cm and is 18 cm tall. What is its volume in cubic cm? Use π = 3.14. Do not round.

   692.37
3. 3.

   Milo's mug is 9 cm across and 10 cm tall. What is its volume in cubic cm? Use π = 3.14. Do not round.

   635.85
4. 4.

   Pia's candle is 6 cm across and 20 cm tall. What is its volume in cubic cm? Use π = 3.14. Do not round.

   565.2
5. 5.

   Ren's drum is 30 cm across and 10 cm tall. What is its volume in cubic cm? Use π = 3.14. Do not round.

   7065
6. 6.

   Tala's can is 6 cm across and 10 cm tall. What is its volume in terms of π? Write it like 14π.

   90π
7. 7.

   Zee's drum is 20 cm across and 8 cm tall. What is its volume in terms of π? Write it like 14π.

   800π
8. 8.

   Bo's can has a radius of 7 cm and is 9 cm tall. Which expression gives its volume in cubic cm? Use π = 3.14. Do not round.

   • 3.14 × 7 × 9
   • 3.14 × 14 × 14 × 9
   • 3.14 × 7 × 7 × 9
   • 2 × 3.14 × 7 × 9
9. 9.

   Esme's mug has a radius of 6 cm and is 11 cm tall. Which expression gives its volume in cubic cm? Use π = 3.14. Do not round.

   • 3.14 × 6 × 11
   • 2 × 3.14 × 6 × 11
   • 3.14 × 12 × 12 × 11
   • 3.14 × 6 × 6 × 11
10. 10.

    Jun's jar has a radius of 4 cm and is 13 cm tall. Which expression gives its volume in cubic cm? Use π = 3.14. Do not round.

    • 2 × 3.14 × 4 × 13
    • 3.14 × 4 × 13
    • 3.14 × 8 × 8 × 13
    • 3.14 × 4 × 4 × 13