Question

The number of sides of two regular polygons is 5:4 nd the difference between them is 9 degrees .Find the no.of sides of the regular polygon.

Answer 1

@Qwertty123
@ganeshie8
@rebeccaxhawaii

Answer 2

Let N be the number of sides of polygon with fewer sides. The other polygon then has 5N/4 sides.

180 - 360/N - [180 - 360*0.8/N] = -9
-360/N + 288/N = -9
72/N = 9
N = 8
The other polygon has 10 sides.
The internal angles are 135 and 144 degrees.

Answer 3

pl use an equation editor..