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alisha [4.7K]
3 years ago
12

HELP WITH 20 PLEASE!

Mathematics
1 answer:
agasfer [191]3 years ago
7 0
Divide the circumference by 2, then square that number 
What you are doing is dividing the diameter by 2, getting the radius then squaring which is the formula pi r^2
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1:-

\\ \sf\longmapsto m+15

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6:-

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45.50.....................
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Read 2 more answers
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