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2 answers:
Answer:
A = 3.13841
Step-by-step explanation:
Circumference: C = 2πr
Area of a Circle: A = πr²
Step 1: Find <em>r </em>using circumference formula
6.28 = 2πr
r = 6.28/2π
r = 0.999493
Step 2: Plug in <em>r </em>in area formula
A = π(0.999493)²
A = 3.13841
Answer:
3.52
Step-by-step explanation:
6.68 = c
6.68/2 = 3.34
3.34/3.14 = 1.06
1.06^2 * 3.14 = 3.52
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