why the sum of the opposite angles of an isosceles trapezium 180 degree
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Opposite Angles. The sum of opposite angles in Irene's isosceles trapezoid is180 degrees. ... She also knows that AB is parallel to CD, which makes the pairs of angles A and D and B and C interior angles on the same side of the transversal. This means, these pairs are supplementary or their sum is 180 degrees.
Opposite Angles. The sum of opposite angles in Irene's isosceles trapezoid is180 degrees. ... She also knows that AB is parallel to CD, which makes the pairs of angles A and D and B and C interior angles on the same side of the transversal. This means, these pairs are supplementary or their sum is 180 degrees.
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Because the two angles of isoscales triangle is equal.
sana14024:
sorry ! this is isosceles trapezium not the triangle
ok
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