The middle line of the trapezoid is 14 s, the large base is 24 cm. Find the smaller base.

The length of the midline of the trapezoid is equal to half the sum of the lengths of the bases of the trapezoid.

KP = (BC + AD) / 2.

Substitute the values of KP and AD, and determine the length of the aircraft.

14 = (BC + 24) / 2.

BC + 24 = 28.

BC = 28 – 24 = 4 cm.

Answer: The length of the base of the BC is 4 cm.



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