Question

In an angle is a parallelogram of 4/5 of its adjacent angle. then, find tge measure of all angle of a parallelogram

Answer 1

let one angle be x
another angle 4/5x
hence x+4/5x=180
x=100
another is 80

Answer 2

Answer:

let one angle be x

another angle 4/5x  

hence x+4/5x=180  

x=100

another is 80

Step-by-step explanation: