In an isosceles triangle, the apex angle is 80 degrees. What are the other equal angles?
| September 12, 2021 | education
The sum of the angles of a triangle is 180 degrees, then the sum of the angles at the base is:
180 – 80 = 100о.
Since, by condition, the triangle is isosceles, the angles at the base have the same magnitude, which means:
100: 2 = 50o.
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