Answer: 141.3cm^3
Step-by-step explanation:
Pi((3)^2)(-5)
Pi(9)(5)
Pi(45)
3.14×45
141.3
Answer:a) Subtract the two diameters and multiply by 3.14
d) Subtract the circumference of the hole from the circumference of the coin
Step-by-step explanation:
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Answer:
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