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Katyanochek1 [597]
3 years ago
11

Please show your work

Mathematics
1 answer:
Andrei [34K]3 years ago
5 0

Answer:

a = 9

Step-by-step explanation:

a^2 = 41^2 - 40^2

a^2 = 1681-1600 = 81

a = 9

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