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The triangle shown be a right triangle if X=_____IN. A 8 B12 C16 D144
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The triangle shown be a right triangle if X=_____IN. A 8 B12 C16 D144

User Linda
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a^2 + b^2 = c^2
5^2 + b^2 = 13^2
25 + b^2 = 169
b^2 = 144
b = 12

The square root of 144 is 12, so your answer is B) 12
User PageNotFound
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