HELP PLS IM FAILING PYTHAGOREAN THEOREM

asked Nov 1, 2022 230k views

1 vote

by Joann

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2^2 + b^2 = 5^2
4 + b^2 = 25
b^2 = 25 - 4
b^2 = 21
b = square root (21)
b = 4.6

Dave Keane answered Nov 2, 2022

4.3k points

1 vote

Answer: 4.6 km

Explanation:

a^1 + b^2 = c^2

2^2 + b^2 = 5^2

4 + b^2 = 25

b = sqrt 25 - 4

b = sqrt 21 = 4.6 km

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