Find three sides of a triangle if it's perimeter is 36cm and it's sides are in the ratio of 3:4:5 also find the area of the triangle
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Answer:
3x+4x+5x=36 , x =3
sides will be 9 , 12 ,15
now use herons formula to find the area
√s(s-a) s(s-b) s(s-c)
where s is half of perimeter and a b c are sides
if you got it then mark this answer as brainlist
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