Question

the length of parallel sides of trapezium are in ratio 3:5 and the distance. between them is 10cm .If the area of trapezium is 120cm sq ,find the lengths of its parallel sides?

Answer 1

3x and 5x
area of trap -. 1/2 x ( b1 + b2) x height
$\frac{1}{2} \times (3x + 5x) \times 10$
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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Answer 2

here is your answer......