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2015-11-17T16:20:57+05:30

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area of an isosceles triangle = 1/2 * base * height 
and area for scalar triangle = √ s (s-a)(s-b)(s-c)
  i hope it helps...........................^_^
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2015-11-17T16:21:09+05:30
2× (base + height)


please mark as best.
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oh sorry by mistake mine is wrong
it is 1/2 ×base × height