Answer:
95.03in.^2
Step-by-step explanation:
Use the formula, A= pi r^2 and D=2r
A=1/4pi d^2=1/4 times pi time 11 squared
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d. 250 people
98
2 (x + y) ²
= 2 (3 + 4 ) ²
= 2 x 7²
= 2 x 49
= 98