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

Answers : (2)

npcyh
26 Points
							
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?
 
2 years ago
Saurabh
18 Points
							Yes r  is radius of incircle ,R is radius of circumcircle and r1 is radius of excircle opposite to side A.
						
2 years ago
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