The bisectors of angles A and B at the lateral side AB of trapezoid ABCB intersect at point F. Find AB if AF = 24 BF = 10

By the property of the bisectors of a trapezoid, the bisectors of the angles at the lateral sides intersect at right angles. Then the triangle ABF is rectangular, in which, according to the Pythagorean theorem, we determine the length of the hypotenuse AB.

AB ^ 2 = AF ^ 2 + BF ^ 2 = 24 ^ 2 + 10 ^ 2 = 576 + 100 = 676.

AB = 26 cm.

Answer: The length of the AB side is 26 cm.



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