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te measurement of one angle of a right triangle is 61 degree. what is the measurement of the third angle?

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Let's call our unknown angle x .

We know that the sum of the three interior angles of a triangle is 180°

This way,


\begin{gathered} x+90+61=180 \\ \rightarrow x=180-90-61 \\ \rightarrow x=29 \end{gathered}

We get that the third angle measures 29°

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