Answer:
12.57in^2
Step-by-step explanation:
A = 2x2xπ = 12.57
Answer: 4
Step-by-step explanation: 3m=m+8. Subtract m from both sides to get 2m=8. Divide both sides by 2 to get m=4
Answer:
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Area formula: pi * radius * radius
Radius=1/2diameter=1/2(7)=3.5
3.5*3.5*pi=12.25pi square feet
Circumference formula: pi * diameter
7*pi=7pi feet
