In an equilateral triangle, the inradius, circumradius, and one of the exradii are in the ratio 2:4:5      (b)  1:2:3          (c) 1:2:4      (d)  2:4:3

In an equilateral triangle, the inradius, circumradius, and one of the exradii are in the ratio a)2:4:5 (b) 1:2:3 (c) 1:2:4 (d) 2:4:3

In an equilateral triangle, the inradius, circumradius, and one of the exradii are in the ratio (a) 2:4:5 (b) 1:2:3 (c) 1:2:4 (d) 2:4:3

In an equilateral triangle,the inradius and the circumradius are connected by r=4Rb .r=R/2 c.r=R/3 d.none of these

In an equilateral triangle, inradius r , circumradius R and ex-radius r_1 are in A.P. (b) G.P. (c) H.P. (d) none of these

In an equilateral triangle, the inradius and the circumradius are connected by r=4R b. r=R//2 c. r=R//3 d. none of these

If 2,3,6 are exradii of triangle , then its inradius is

In an equilateral triangle the inradius and the circum-radius is connected by (1)r=4R(2)r=(R)/(2)(3)r=(R)/(3)(4)r=(r)/(sqrt(3))

A B C is an equilateral triangle of side 4c mdot If R ,ra n dh are the circumradius, inradius, and altitude, respectively, then (R+h)/h is equal to 4 (b) 2 (c) 1 (d) 3

In a right-angled isosceles triangle, the ratio of the circumradius and inradius is (a) 2(sqrt(2)+1):1 (b) (sqrt(2)+1):1 2:1 (d) sqrt(2):1