33i got 84
in a triangle the incircle touches the sides BC,CA&AB at D,E&F respectively.If the radius of the incircle is 4 units and BD,CE,&AF are in AP with common difference 1,the what is the area of the triangle ABC????plzzz explain...
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33area of triangle = 1/2[(2x-1)4+2x.4+(2x+1).4]
also area of triangle= √s(s-a)(s-b)(s-c)
1shit
i tried by a long method,....................... :(
4gt this chap :P
1its given dat BD ,CE ,AF R IN AP n nothing said about CD, AE,BF den how can u consider
1rem theorem in 10th......2 tangents drawn 4rm same point 2 d circle r equal in lenght.......