In triangle 1, the angle is 30 degrees. find the rest of the corners.

univerkov | August 1, 2021 | education

If the triangle is right-angled, then the sum of all the angles is 180 °.
Since one angle is 30 °, it follows from here that the other two angles are 180 ° – 30 ° = 150 °.
Therefore, each of the angles is 150 °: 2 = 75 °.
Let’s check: 75 ° + 75 ° = 150 °; 180 ° – 150 ° = 30 °.

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