1.

The base and corresponding altitude of aparallelogram are 10 cm and 12 cm respectively. If the other altitude is 8cm, find the length of the other pair of parallel sides.

Answer» Area of parallelogram=>`B xx H`
where B and H are base and height of parallelogram.
`b_1xxh_1=b_2xxh_2`
`10xx12=8=xxb_2`
`b_2=15cm`


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