Question

16. The area of a trapezium is 91 cm- and its height is 7 cm. If one of the parallel sides is longer
than the other by 8 cm find the two parallel sides.
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Answer 1

Step-by-step explanation:

the area of trapezium=1/2xhx(a+b)

91=1/2x7x(8a+a)

91=1/2x7x9a

91x2/7=9a

26=9a

a=26/9