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alekssr [168]
4 years ago
5

a certain coin is a circle with a diameter of 18mm what is the exact area of either face of a coin in terms of Pi

Mathematics
1 answer:
denis-greek [22]4 years ago
3 0

Answer:

81 pi

Step-by-step explanation:

formula for area of a circle-pi times radius squared

18/2=9

9 squared 81

answer-81 pi

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