Straight Lines

1 solved problem from JEE previous year papers.

Straight Lines

Let the Centroid of an Equilateral Triangle ABC Be at the Origin and One of Its Sides Lie Along the Straight Line x + y = 3. If R and r Are the Radii of the Circumcircle and Incircle of Triangle ABC, Then R + r Is Equal To

JEE Main 2021 PYQ: an equilateral triangle has its centroid at the origin and one side along x+y=3. Find R+r using the R=2r…