In a `!ABC ,`the HM of the ex-radii is equal to

In a triangle ABC , the HM of the ex-radii is equal to

In a Delta ABC , the AM and GM of ex-radii are 8 asnd 4 respectively, then inradius is :

In a Delta ABC , the AM and GM of ex-radii are 8 asnd 4 respectively, then inradius is :

If the ratio of A.M. between two positive real numbers a and b to their H.M. is m:n then a:b is equal to :

H.M of exradii of a triangle is

intx^(x)ln(ex)dx is equal to

If R is the circumradius of equilateral traingle DeltaABC then circumradius of the ex-central triangle is equal to

In an equilateral triangle, the in-radius, circum-radius and one of the ex-radii are in the ratio

I=int(log_ex)^2dx is equal to

When distant between their centres is equal to the difference of the radii.