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In a triangle if r:r1:R = 2:12:5 then prove that triangle is right angled which is not isosceles.

In a triangle if r:r1:R = 2:12:5 then prove that triangle is right angled which is not isosceles.

Grade:12

2 Answers

npcyh
26 Points
5 years ago
can you tell what the symbols r, r1, R. stands for. 
Are they radius of incenter and radius of circumcenter, then what is r1. or something else?
 
Saurabh
18 Points
5 years ago
Yes r is radius of incircle ,R is radius of circumcircle and r1 is radius of excircle opposite to side A.

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