Circles: circumference and area

Grade 6 Math Worksheet

NameDate

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

  1. Ren measures a round tent floor with a diameter of 24 ft. What is its circumference (the distance around), in ft? Use π = 3.14.

  2. Tala measures a round drum top with a diameter of 32 cm. What is its circumference (the distance around), in cm? Use π = 3.14.

  3. Zee measures a beach ball with a diameter of 36 inches. What is the circumference (the distance around the middle), in inches? Use π = 3.14.

  4. Ari measures a round bike wheel with a radius of 13 inches. What is its circumference (the distance around), in inches? Use π = 3.14.

  5. Bo measures a round cake top with a radius of 15 cm. What is its circumference (the distance around), in cm? Use π = 3.14.

  6. Jun measures a round flower bed with a radius of 4 m. What is its area, in square m? Use π = 3.14.

  7. Kira measures a round plate with a radius of 11 cm. What is its area, in square cm? Use π = 3.14.

  8. Noah measures a round pizza with a diameter of 28 cm. What is its area, in square cm? Use π = 3.14.

  9. Pia measures a round giant clock face with a diameter of 34 inches. What is its area, in square inches? Use π = 3.14.

  10. Ren measures a round giant cookie with a diameter of 22 cm. What is its area, in square cm? Use π = 3.14.

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Circles: circumference and area

Answer Key - Grade 6 Math Worksheet

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

  1. Ren measures a round tent floor with a diameter of 24 ft. What is its circumference (the distance around), in ft? Use π = 3.14.

    75.36
  2. Tala measures a round drum top with a diameter of 32 cm. What is its circumference (the distance around), in cm? Use π = 3.14.

    100.48
  3. Zee measures a beach ball with a diameter of 36 inches. What is the circumference (the distance around the middle), in inches? Use π = 3.14.

    113.04
  4. Ari measures a round bike wheel with a radius of 13 inches. What is its circumference (the distance around), in inches? Use π = 3.14.

    81.64
  5. Bo measures a round cake top with a radius of 15 cm. What is its circumference (the distance around), in cm? Use π = 3.14.

    94.2
  6. Jun measures a round flower bed with a radius of 4 m. What is its area, in square m? Use π = 3.14.

    50.24
  7. Kira measures a round plate with a radius of 11 cm. What is its area, in square cm? Use π = 3.14.

    379.94
  8. Noah measures a round pizza with a diameter of 28 cm. What is its area, in square cm? Use π = 3.14.

    615.44
  9. Pia measures a round giant clock face with a diameter of 34 inches. What is its area, in square inches? Use π = 3.14.

    907.46
  10. Ren measures a round giant cookie with a diameter of 22 cm. What is its area, in square cm? Use π = 3.14.

    379.94