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Find the length of the third side, If necessary round to the nearest tenth

Find the length of the third side, If necessary round to the nearest tenth
asked 170k views
4 votes
Find the length of the third side, If necessary round to the nearest tenth

Find the length of the third side, If necessary round to the nearest tenth-example-1
asked
User Ramiz Wachtler
by
7.9k points

1 Answer

2 votes

Explanation:


{12}^(2) + {9}^(2) = {a}^(2) \\ 144 + 81 = {a}^(2) \\ {a}^(2) = 225 \\ a = 15

answered
User Cyberflohr
by
8.0k points
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