Find the area of the circle. Leave your answer in terms of pi
2 answers:
Answer:
100π
Step-by-step explanation:
The formula for calculating area of a circle π×r^2 (r: radius)
The given radius here is 20 ÷ 2 = 10
π × 10^2 = 100π
Answer:
Step-by-step explanation:
Since area of a circle is pi.r^2
We know that diameter is 20
Radius is half of diameter
So it becomes
Pi.(d/2)^2
So pi.(40/4) is the area of this circle.
Or 40pi/4
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