Use the triangle sum theorem to find the missing angle measure

Hkazemi asked Dec 8, 2023

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Hkazemi asked Dec 8, 2023

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14 votes

The triangle sum theorem states that the interior angles of a triangle added together must be equal to 180°.

Then, according to this, we can say that

Solve the equation for x

$\begin{gathered} x+33=180 \\ x=180-33 \\ x=147 \end{gathered}$

Stefan Fisk answered Dec 12, 2023

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