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Question in picture #21 only
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1 vote
Question in picture #21 only

Question in picture #21 only-example-1
User Vladimir Salin
by
8.5k points

2 Answers

7 votes

Answer:

The side is 8

Explanation:

Retracing in Pythagorean Theorem

17^2 - 15^2 = 64


√(64)=8

User Grzegorz Luczywo
by
7.4k points
4 votes
Number 21 is the first answer a.) 8
User GSite
by
8.4k points
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