Find the area of the circle with the given radius or diameter. Use = 3.14. d = 10
2 answers:
Answer:
78.5
Step-by-step explanation:
I know because i got it right
Formula for finding the area of a circle:
We need to radius but we only have the diameter.
Luckily for us, if you have the diameter, you have the radius.
Because the radius is the diameter over 2.
10 / 2 = 5
Plug in the values.
A = (3.14)5^2
A = (3.14)25
A = 78.5
So, the answer is 78.5.
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