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.
Saurabh , 9 Years ago
Grade 12
Trigonometry> In a triangle if r:r1:R = 2:12:5 then pro...
2 Answersnpcyh
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
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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