The side of a triangle are in the ratio 3: 4:5 and its perimeter
is 108 cm Find its area.
please answer fast . please tell correct
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Answer:
ratio =3:4:5=3x+4x+5x=12x
12x=108
X=108/12
X=9
3x=3×9=27
4x=4×9=36
5x=5×9=45
area of the triangle formula =1/2×b×h
height of the triangle=?
pythogaros triplet =acsquare=absquare+bcsquare
= 27square =18square+bcsquare
height=20
1/2×36×20=360
hence,
the area of the triangle is 360
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