Question

The length and breadth of a rectangle are in the ratio 9:4. If the breadth is 16 cm. Find the length. Also find its area.



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Answer 1

Hope it helps you...

Answer 2

Aꪀswꫀr..;

Let the length of the field be 9x and breadth be 5x.

9x × 5x = 14580

45x^2 = 14580

x^2 = 324

x = 18

Hence, length =162m & breadth =90m

Perimeter= 2(l+b) = 2(162×90) = 2(254) = 504m

⠀⠀⠀⠀⠀⠀⠀                       ⠀[[504m]]