Find the area of a trapezoid with bases 24 and 15 cm, 4 cm high.

The area of the trapezoid is equal to the product of the half-sum of the bases and the height.

Formula: S tr. = 1/2 * (a + b) * h, where a and b are the bases of the trapezoid, h is its height.

We know the bases of the trapezoid a = 15 cm, b = 24 cm and the height of the trapezoid h = 4 cm.

S tr. = 1/2 * (15 + 24) * 4 = 2 * (15 + 24) = 2 * 39 = 78 (cm ^ 2).

Answer. 78 cm ^ 2.



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