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22-05-2019
Mathematics

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The measure of b is the pic below.

The measure of b is the pic below class=

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Аноним Аноним

22-05-2019

b = 21

In this problem, we aren't finding the hypotenuse, but a side...

Using Pythagoras' theorem

side² = hyp² – side²

b² = 29² – 20²

b² = 841 – 400

b² = 441

b² = √441

b = 21

Therefore b = 21

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