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What is the measure of the missing length C?

What is the measure of the missing length C?-example-1

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Answer:

sqrt (13^2 - 12^2) = sqrt (313) = 17.7

Explanation:

it's a right triangle, and you have two measures given.. the angle at the bottom indicates an angle of 90 which always corresponds to a right triangle.. so simply use the pythagorean theorem.

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