Two regular polygons have the no. of their sides
as 3:2 and their interior angles as 10:9 find their
no of their sides.
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Sum of all interior angles of a regular polygon(of sides n) = (n - 2)*180
And thus the angle =((n-2)*180)/n
Now let number of sides of 2 polygons be 3x and 2x respectively and x is a integer.
So using formula given above you can directly use
((3x -2)180)/3 = (10/9)((2x -2)180)/2
=> 540x = 600x -240
=> 60x = 240
=> x = 4
Hope this helps!
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