In Delta ABC, r1^2+r2^2+r3^2+r^2=...

In `Delta ABC, r_1^2+r_2^2+r_3^2+r^2=`

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The correct Answer is:

`16 R^(2) - (a^(2) + b^(2) + c^(2) )`

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In Delta ABC, r1^2+r2^2+r3^2+r^2=
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If p1,p2,p3 are the lengths of the altitudes from the vertices A,B,C o...
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If p1,p2,p3 are the lengths of the altitudes from the vertices A,B,C o...
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In a /\ABC if a = 13,b=14,c=15 then S.T R = (65)/8 , r=4, r(1) = (21)/...
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If r(1)=2,r(2)=3,r(3)=6and r=1, prove that a=3,b=4 and c=5.
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