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The area of a circle is 9πft^2. What is the circumference in feet?

Sagot :

Answer:

98

Step-by-step explanation:

mhanifa

Answer:

  • 6π ft

Step-by-step explanation:

Area:

  • A = πr²

Circumference:

  • C = 2πr

Substitute values in area:

  • πr² = 9π
  • r² = 9
  • r = 3 ft

Circumference is:

  • C = 2π*3 = 6π
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