Answer:
It is 165.814 Inches
Step-by-step explanation:
The equation for Area of a circle is A=(pi)(r^2) and the diameter is equal to 2r so you take half of the diameter square it and multiply it by pi.
129.13, I believe.
Hope this helps.
Do a proportion. so basically do 4 over 8 equals x over 100. then do 4 times 100 divided by 8 and that will give you ur answer. hope that helped!
