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The sides of triangular park are …

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The sides of triangular park are in ratio 3:5:7 and the perimeter is 300 m find its area and the length of perpendicular drawn on the longest side
  • 1 answers

Yogita Ingle 4 years, 3 months ago

Ratio of sides = 3:5:7

Let sides be 3x, 5x, 7x

So 3x + 5x + 7x = 300m

15x = 300m

x = 20 m

Sides are 60m, 100m, 140m
s= 300/2 = 150m

Area of triangle √ s(s-a)(s-b)(s-c0

= √ 150(90)(50)(10)

= 100 (15) √ 3

= 1500√ 3 m2

 

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