Question

A circle has diameter 10. What's the area?

a
50π
b
20π
c
100π
d
25π

Answer 1

Answer: 78.5

Explanation:

Well i said 78.5 to get the radius you have to divide the diameter by 2 to get your answer but you have to make and the area might be 78.5 because thats what we do in my grade which is 7th