Question

In Parallelogram ABCD, let AM be the altitude corresponding to the base BC and CN
the altitude corresponding to the base AB. If AB = 10 cm, AM = 6 cm, and CN = 12 cm
then find BC.​

Answer 1

Answer:

using the formula of area of ||gm

21

×AB×altitude1=

21

×AD×altitude2

AB×altitude1=AD×Altitude2

10×7=AD×8

AD=8

70=8.75

Explanation: