In an equilateral triangle, the inradius, circumradius, and one of the exradii are in the ratio

In an equilateral triangle the ratio of circum-radius and in-radius is

In equilateral triangle , ratio of inradius ,circum radii and exadii is :-

In an equilateral triangle, if inradius is a rational number then

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

The sides of a triangle are in A.P. and its area is 3/5t h of the an equilateral triangle of the same perimeter, prove that its sides are in the ratio 3:5:7, and find the greatest angle of the triangle.

The regular hexagon shown above is divided into six congruent equilateral triangle. What is the measure, in degrees, of one of the interior angles of the hexagon?

In a right-angled isosceles triangle, the ratio of the circumradius and inradius is

If the points z_(1),z_(2),z_(3) are the vertices of an equilateral triangle in the Argand plane, then which one of the following is not correct?

Let A (3, 2) and B (5,1) . ABP is an equilateral triangle is constructed one the side of AB remote from the origin then the orthocentre of triangle ABP is:

In a right - angled isosceles triangle , the ratio of the circumradius and inradius is