Hello!
To find the area of a circle you use the equation

r is the radius which is half the diameter

Square 18.5

Put this into the calculator and you get the answer of about 1075.21
The answer is about 1075.21
Hope this helps!
Answer: D
Step-by-step explanation: sub to my yt clizey
Answer:
64 c^2
Step-by-step explanation:
If the base is 8c and the height is 8c
A = bh
= (8c) * (8c)
= 84 c^2