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CBSE Class 9 Answered

In a parallelogram ABCD, AB = 20 cm. The altitude corresponding to the side AB and AD are 14 cm and 10 cm respectively. Find AD.
Asked by Topperlearning User | 17 Aug, 2017, 12:22: PM
answered-by-expert Expert Answer
Area of parallelogram = base x altitude
AB x BF = BC x DE
20 x 14 = BC x 10
BC = 28 cm
AD = BC          (opposite sides of a parallelogram)
AD = 28 cm.
Answered by | 17 Aug, 2017, 02:22: PM

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