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  • 24-02-2021
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Q28. The perimeter of a triangular field is 420 m and its sides are in the ratio
6:7:8. Find the area of the triangular field.​

Respuesta :

11737
11737 11737
  • 24-02-2021

Answer:

Given, perimeter of a triangular field is 420 m and its sides are in the ratio 6:7:8.

Let sides of a triangular field be a = 6x, b = 7x and c = 8x.

Perimeter of a triangular field, 2s = a + b + c ⇒ 420 = 6x + 7x + 8x ⇒ 420 = 21x

⇒ x = 420/21 = 20 m.

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