document.write( "Question 408568: The lengths of a triangle sides are 5 m, 5 m and 2 m. Calculate the area of the triangle. Give the answer in 0,1 m2 precision.
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Algebra.Com's Answer #287896 by richard1234(7193) $\"\"$ $\"About$

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Either using Heron's formula or drawing an altitude onto the base of length 2 will work (since the triangle is isosceles and we can use Pythagorean theorem). I'll present the first solution since it works for any triangle of given side lengths.\r
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\n" ); document.write( "\n" ); document.write( "Applying Heron's formula, we have semiperimeter = (5 + 5 + 2)/2 = 6. Thus, the area of the triangle is\r
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\n" ); document.write( "\n" ); document.write( " $\"sqrt%28%286%29%286-5%29%286-5%29%286-2%29%29+=+sqrt%2824%29+=+4.899\"$ sq meters. \n" ); document.write( "

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