The sum of the radii of inscribed and circumscribed circles for an sides regular polygon of side
, is
As we learnt in
Trigonometric Ratios of Functions -
- wherein
let AB represent any side of polygon with O as center AB=a
OC = in radius, OA=OB = circum radius = R
Now,
Similarly,
Option 1)
This is correct option
Option 2)
This is incorrect option
Option 3)
This is incorrect option
Option 4)
This is incorrect option