rectangular park length is twice of his breadth .area of the park is 640meters find length , breadth and perimeter Question rectangular park length is twice of his breadth .area of the park is 640meters find length , breadth and perimeter in progress 0 Math Iris 10 months 2021-08-12T08:56:03+00:00 2021-08-12T08:56:03+00:00 2 Answers 0 views 0

## Answers ( )

Length 35.78m

Breadth 17.89m

Perimeter 107.34m

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Answer:let the length be X and breadth be y…

According to the condition,

x = 2y

Area of park = length X breadth

640 = x* y

640 = 2y * y

640 =2y^2

y^2 = 640/2

y^2 = 320

y = √320

y = 4√10

therefore breadth is 4√10 m

length = 2* breadth

= 16√10 m