For a triangle, given length of one side=68 cm, second side= 32 cm. Area of the triangle= 960 sq. Cm. Find the exact value of third side?
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we see 68^2-32^2=(68+32)*(68-32)=100*36=60^2
now (1/2)*60*32=960
third side=60
now (1/2)*60*32=960
third side=60
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