find the area of the tringle whose sides are 42cm, 34 cm and 20cm in length .hhence, find the hight corresponding to the longest side.
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Given : a=42 cm
b=34cm
c=20cm
semiperimeter = (42+34+20)/2 =48
Area = 306.72 cm 2
now 1/2 42 * h =306.72
so h= 14.61 cm
b=34cm
c=20cm
semiperimeter = (42+34+20)/2 =48
Area = 306.72 cm 2
now 1/2 42 * h =306.72
so h= 14.61 cm
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