Question

two side of a parallelogram are 20 cm and 25cm.if the altitude corresponding to the side of lenght 25 cm is 10cm find the altitude corresponding to the other pair of side

Answer 1

Area of a ||gm = base × height
= 25×10
= 250 cm^2
and 250 = base2× height2
250=20×height2
of height corresponding to the other side =250/20
=12.5 cm