A circle is circumscribed about an equilateral triangle, and that equilateral triangle is circumscribed about another circle. Then the ratio of perimeter of circumcircle to that of an incircle is
A. 3 : 4B. 1 : 2C. 2 : 1D. 4 : 3
Answers
Answered by
4
Answer:
Option: C is the answer
Explanation:
Let the side of an equilateral triangle is 'a'.
Then radius of a circumcircle is a/√3 and radius of an incircle is a/2√3.
The ratio of perimeter is a/√3 : a/2√3 = 2 : 1
Answered by
3
Option: C is the answer
Explanation:
Let the side of an equilateral triangle is 'a'.
Then radius of a circumcircle is a/√3 and radius of an incircle is a/2√3.
The ratio of perimeter is a/√3 : a/2√3 = 2 : 1
Similar questions