[" 8.Show that the distance between the circumcentre and the orthocentre of a triangle "ABC" is "],[qquad R sqrt(1-8cos A cos B cos C)" ."]

The distance between the circumcentre and orthocenter of a Delta ABC is R sqrt(1-lambda cos A*cos B*cos C), then lambda=

The distance between orthocentre and circumcentre of an equilateral triangle is

The distance between orthocentre and circumcentre of an equilateral triangle is

In Delta ABC it is given distance between the circumcentre (O) and orthocentre (H) is R sqrt(1-8 cos A cos B cos C) . If Q is the midopoint of OH, then AQ is

In Delta ABC it is given distance between the circumcentre (O) and orthocentre (H) is R sqrt(1-8 cos A cos B cos C) . If Q is the midopoint of OH, then AQ is

In Delta ABC it is given distance between the circumcentre (O) and orthocentre (H) is R sqrt(1-8 cos A cos B cos C) . If Q is the midopoint of OH, then AQ is

The distance between orthocentre and circumcentre of an equilateral triangle is a) 1 b) 0 c) s d) 2 Delta