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Find the area of a triangle hose sides...

Find the area of a triangle hose sides are `9c m, 12 cm\ a n d\ 15\ c mdot`

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Solution
Given sides of the triangle
a=9cm
b=12cm
c=15cm
The given triangle is a right angle triangle
because `9^2+12 ^2=15 ^2`
Area = `(1/2xx9xx12)=54sq cm`
Area =`54` sq cm
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