Answer:
1. A=πr²=π(8)²≈201.06193cm²
C=2πr=2π(8)≈50.26548cm
2. A=πr²=π(40)²≈5026.54825mm²
C=2πr=2π(40)≈251.32741mm
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Answers & Comments
Answer:
1. A=πr²=π(8)²≈201.06193cm²
C=2πr=2π(8)≈50.26548cm
2. A=πr²=π(40)²≈5026.54825mm²
C=2πr=2π(40)≈251.32741mm