the side of a triangle are 42cm,34cm and 20 cm . calculate its area and the length of the height on the longest side
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Area of triangle=336sq.units
Height of triangle drawn on longest side=16cm
Height of triangle drawn on longest side=16cm
mpsingh0412:
But explain
s=(a+b+c)/2 =>(42cm+34cm+20cm)÷2=>48cm
then find area by using heron 's formula
then,Area of triangle=½×42cm×h
336cm²=½×42cm×h
have you got it?
h= required height..
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