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33 votes
What is the length of the missing leg?

What is the length of the missing leg?-example-1
User Caleb Hattingh
by
2.6k points

1 Answer

21 votes
21 votes

Answer:


a=12

Explanation:

Pythagorean Theorem:
a^(2)+b^(2)=c^(2)

In this case, a = 9, b = a, and c = 15.


9^(2)+a^(2)=15^(2)


81+a^(2)=225

The, we subtract 81 from both sides getting:


a^(2)=144,

Then,
a=12

User Luca Angeletti
by
3.2k points