Question

find the missing side of each right triangle. round your answers to the nearest tenth, if necessary.

Explanation:

Step1: Apply Pythagorean theorem

Let the missing side be \(x\). For a right - triangle, by Pythagorean theorem \(a^{2}+b^{2}=c^{2}\). Assume the two legs are \(3\) and \(x\), and the hypotenuse is \(5\). Then \(3^{2}+x^{2}=5^{2}\).

Step2: Solve for \(x\)

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Answer:

A. \(4\) cm