Question

The area of a trapezium is 180 cm2 and its height is 12 cm .If one of the parallel sides is double the other, find the length of the parallel sides.

Answer 1

1/2×(x+2x)×12=180
=>x= 10.
So, the length of the parallel sides are 10 cm and 20 cm respectively....
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Answer 2

The length of the 2 parallel sides are 10 cm and 20 cm respectively ...