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11-10-2020
Mathematics

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11-10-2020

Step-by-step explanation:

Answer Link

giantsny15 giantsny15

11-10-2020

Answer:

√21

Step-by-step explanation:

2^2+b^2=5^2

4+b^2=25

b^2=21

√ b^2=√ 21

Answer Link

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