Question

Each interior angle of a regular polygon is 150°.how many sides has the polygon​

Answer 1

12 sides

Step-by-step explanation:

{(n-2)x180}÷n

150=
`((n-2)*180)/(n)`

150n=(n-2) x 180

150n= 180n-360

150n-180n=- 360

-30n= -360

n= 12

Sides of polygon is 12