Answer:10.51inches
Step-by-step explanation:
circumference=66
Radius=circumference ➗ (2xπ)
Radius=66 ➗ (2x3.14)
Radius=66 ➗ 6.28
Radius=10.51inches
Answer:
A:7.031
both 7, but 7.031 has 031. 7.03 only has .03.
B.20
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Area= 64pi or 201.06
Circumference: 16pi or 50.265
Area= \pi r^{2}
pi (8)^2 = 64pi or 201.06
Circumference= 2pir , 2(pi)8 = 16pi or 50.2
