WAEC - Mathematics (1994 - No. 32)

In the diagram, PQRS is a trapezium with PQ||SR. STR is a straight line, PSHQT, PTHQR. If |PQ| = 12cm and the height of the trapezium is 9cm, find its area.
96cm2
108cm2
135cm2
162cm2
216cm2

Explanation

A = 1/2(A + B)h = 1/2(24 + 12) x 9 = 162

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