. Find the area of the triangle in which (i)a=13m, b=14m, c=15m(ii) a=52m, b=56m, c=60m (iii) a=91m, b=98m,
c=105m
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(I)13+14+15. ( angle sum property)
42m
(ii)52+56+60. (angle sum property)
168
(iii)91+98+105. ( angle sum property)
294
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