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A B C is an equilateral triangle of side...

`A B C` is an equilateral triangle of side `4c mdot` If `R , r, a n d,h` are the circumradius, inradius, and altitude, respectively, then `(R+r)/h` is equal to (a) 4 (b) 2 (c) 1 (d) 3

A

4

B

2

C

1

D

3

Text Solution

Verified by Experts

The correct Answer is:
C
In equilateral triangle, circumcenter (O) and incenter (I) coincide

Also from the diagram,
`R + r = h " or " (R +r)/(h) = 1`
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