Answer: 900π
Step-by-step explanation: To calculate the area of a circle, we do πr^2, where r is the radius. The radius is 30, so the answer is 900π.
Hope this helps!
The smallest unit of measure is the millimeter
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Answer:
22.848
Step-by-step explanation:
Calculate what 12% is out of 190.40
Brainiest Answer???
Answer:
Step-by-step explanation:
If the radius, r, is given, then the area of the circle is A = πr².
If the diameter, d, is given, then the circle area is A = π(d/2)², or A = πd² / 4.
It’s 4, I hope it helps!!