In an isosceles trapezoid, one of the angles is 129 degrees. Calculate the rest of the angles.
| December 3, 2020 | education
In an isosceles trapezoid, one angle is equal to the second, the third is equal to the fourth.
hence angle 1 = angle 2 = 129 degrees
in a trapezoid 360 degrees.
to calculate other angles, compose the expression:
360- (129 * 2) / 2 = 51 degrees
angle 3 = angle 4 = 51 degrees
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