mstclous mstclous
  • 01-03-2020
  • Mathematics
contestada

What is the diameter of this circle if the circumference is 30pi inches

A.15 in
B.30in
C.45in
D.60in

Respuesta :

meritelo meritelo
  • 01-03-2020

Answer:

Step-by-step explanation:

Circumference =π×diameter

30π=π×diameter

Diameter=30π÷π

Diameter=30in

Answer Link
vicky011307 vicky011307
  • 01-03-2020
B. 30 inches

Reason:
The radius of the circle would be 15pi because 30pi divided by 2 would be 15pi (the formula for circumference is 2 x pi x radius). Diameter would be 2x the radius, so 15pi x 2 = diameter = 30
Answer Link

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