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Consider four triangles having sides $(5,12,9),(5,12,11),(5,12,13)$ and $(5,12,15)$. Among these, the triangle having maximum areahas sides
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Verified Answer
The correct answer is:
$(5,12,13)$
Clearly area of $\Delta$ having sides $(5,12,13)$
is greatest (use $\Delta=\sqrt{s(s-a)(s-b)(s-c)}$
is greatest (use $\Delta=\sqrt{s(s-a)(s-b)(s-c)}$
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