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ludmilkaskok [199]
3 years ago
15

Help please will mark brainliest!!

Mathematics
1 answer:
Anna11 [10]3 years ago
8 0
20x20=400
pi(3.14) x 10^2(100)
100x3.14=314
400-100pi=85.8407 (then you can round if you need to)
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