Question

In parallelogram ABCD, if AD = 10cm, CF = 12cm, CG = 8cm. find AB.

Answer 1

Answer:

let AB be x,

x+10+12+8= 360

28x = 360

x= 360 /28

x= 12.8 cm

Answer 2

Answer:

here-

Step-by-step explanation:

Area of parallelogram= ad x cf = 120

area of parallelogram= ab x cg  

120= ab x 8

ab= 120/8

ab= 15