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Earn +20 ptsQ: What is the area of a circle with diameter 30cm?
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What is the diameter of a circle if its radius is 30cm?
60cm
What is the area of a circle where the diameter measures 30 cm?
Diameter = 30cm so radius = 15 cm. Then Area = pi*r2 = 706.9 cm2
If the diameter of a circle is 30Cm What is the circumferences?
d = 9.55 cm
What is the diameter of a circle if the circumference is 30cm?
30/pi cm
What is the diameter of 30cm?
The diameter of a circle is the distance across it, passing through the center. If the diameter is 30 cm, that means the full width of the circle from one edge to the opposite edge is 30 cm. Therefore, the diameter is simply 30 cm.
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