The perimeter of a triangle is 420m and it's sides are in the ratio 6:7:8. Find area of the triangle.
Answers
Answered by
4
120m:140m:160m respectively
let us consider
420m=6+7+8parts
=21parts
1 part=420/21
=20
now come to it's sides
6:7:8
6×20:7×20:8×20
120:140:160
area:
base×height÷2
120×160÷2=9,600msquare
let us consider
420m=6+7+8parts
=21parts
1 part=420/21
=20
now come to it's sides
6:7:8
6×20:7×20:8×20
120:140:160
area:
base×height÷2
120×160÷2=9,600msquare
Answered by
2
68.73m^2 is the answer. Not sure
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