Question

4. Ratio of radius circumcircle to the radius of in circle of an equilateral triangle is
(a) 2:1
(b) 3.1
(c) 1:3
d) 1:2​

Answer 1

Answer:

2:1

Step-by-step explanation:

The radius of a incrsed circle and circumstances circle in an equatrial triangle which side length a

Both a circle have the same center.

From the diagram,Ratio of radius of circumcircle to the radius of incircle of an equatrial triangle

=(2/1)