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# Given a triangles. One angle is 42^circ. Find the other angles if they're equal. # Given a triangles. One angle is 42^circ. Find the other angles if they're equal.

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Non-right triangles and trigonometry asked 2021-01-31
Given a triangles. One angle is $$\displaystyle{42}^{\circ}$$. Find the other angles if they're equal.

## Answers (1) 2021-02-01
Let each of the needed angles be x. Express in an equation.
x+x+42=180
2x=180-42
$$\displaystyle{x}=\frac{{138}}{{2}}$$
x=69.
Each of the remaining angles is 69^circ

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