Question

in a parallelogram ABCD the length of the altitude corresponding to a b is 8 cm what is the length of the altitude corresponding to BC

Answer 1

area of llgm = b×h
= ab×dm
=20×8
=160cm^2

also, area of llgm = bc× corresponding height
160= 10× h
160÷10= h
16 cm = h

hope it helps^_^