Question

MEDAL TO WHO CHECKS FIRST: @itsthatguy
Find the area of the circle.
so with a 10 diameter the radius is 5 making the area 78.54 and and 25 pi ((( B ))) gives us that

Answer 1

Yes correct

Answer 2

d=2xradius=2·5=10

Answer 3

Area of circle = pi r^2
if the diameter is 10 then radius will be 5
now just put it in the formula u will get your answer
if your answer is 25pi then it is correct

Answer 4

diameter is just the radius multiplied by 2