Finding Radius or Diameter from Area Exercise

Finding Radius or Diameter from Area

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Finding Radius or Diameter from Area

Find the missing radius or diameter of a circle given its area. Practice solving for unknown dimensions using inverse calculations.

Questions

  1. MultiChoice

    If the area of a circle is 78.5 sq cm, what is its radius? (Use pi = 3.14)

  2. MultiChoice

    The area of a circular rug is 314 sq cm. What is its radius? (Use pi = 3.14)

  3. MultiChoice

    A circular garden has an area of 28.26 sq cm. Find its radius. (Use pi = 3.14)

  4. MultiChoice

    If the area of a circle is 12.56 sq cm, what is its diameter? (Use pi = 3.14)

  5. MultiChoice

    Find the diameter of a circle whose area is 50.24 sq cm. (Use pi = 3.14)

  6. MultiChoice

    What is the radius of a circle with an area of 113.04 sq cm? (Use pi = 3.14)

  7. MultiChoice

    Determine the radius of a circle having an area of 153.86 sq cm. (Use pi = 3.14)

  8. MultiChoice

    If the area of a circle is 200.96 sq cm, find its diameter. (Use pi = 3.14)

  9. MultiChoice

    Calculate the radius of a circle with an area of 254.34 sq cm. (Use pi = 3.14)

  10. MultiChoice

    What is the diameter of a circle with an area of 452.16 sq cm? (Use pi = 3.14)

  11. MultiChoice

    If the area of a circle is 3.14 sq cm, what is its diameter? (Use pi = 3.14)

  12. MultiChoice

    Find the radius of a circle having an area of 706.5 sq cm. (Use pi = 3.14)