2. The parallel sides of a trapezium are in the ratio 3 : 5 and the distance between the
sides is 12 cm. If the area of the trapezium is 240 cm?, find the lengths of its parallel side
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Answer:
3x and 5x
area of trap -. 1/2 x ( b1 + b2) x height
120. = 1. x 8x x. 10
2
120. =. 8x. x. 5
120 =. 40 * x
120. =. x
40.
3 = x
paralell sides = 9 and 15 cm
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