Question

The angles of a pentagon are x:(x+20):(x+40)(x+60)and (x+80) find the value of x

Answer 1

Answer:

Step-by-step explanation:

Pentagon has 450° as sum of all side

x+x+20+x+40+x+60+x+80=450

5x+200=450

5x=250

x=50

X+20=70

x+40=90

x+60=110

x+80=130