The perimeter of a triangular feild is 420m and its sides are in the ratio 6:7:8 find the area of the triangular feild .
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Answer:
Perimeter of triangle = sum of all its sides
420m = 6x+7x+8x
420m = 21x
420/21 = x
20m = x
Now, 6x = 6×20 = 120m
7x= 7×20 = 170m
8x= 7×20 =160m
Area of triangle = 2100 √15m2
Step-by-step explanation:
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