If the diameter is 16, then the radius is 8.
A=(pi) r^2
8*8=64
64*3.14159265359=201.06
201.06 is your answer.
-TheOneandOnly003
Answer:
4
Step-by-step explanation:
-2a + 3 + 2a + 1
Answer: 4.7
<u>Step-by-step explanation:</u>
Use Soh Cah Toa