Q10 of 87 Page 52

In the adjoining fig. □ABCD is a trapezium AB||CD and its area is 33 cm2. From the information given in the figure find the lengths of all sides of the □ABCD. Fill in the empty boxes to get the solution.

□ ABCD is a trapezium.

AB||CD


A(□ABCD) =





∴


∴


But length is never negative.


∴


∴


AB = 7 cm, CD = 15 cm, AD = BC = 5 cm.

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