Question

9. The length of a rectangular hall is 10 metres more than its breadth. If the perimeter of the hall is 500 metres, find its length and breadth.​

Answer 1

Answer:

Heya user ,

Here is your answer !!

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Let the breadth of the rectangular hall be x m .

There fore , the length of the rectangular hall be ( x + 5 ) m .

Perimeter given = 74 m .

Acc. to the question , 

2 { x + ( x + 5) } = 74 

=> 2 ( 2x + 5 ) = 74 

=> 2x + 5 = 37 

=> 2x = 32

=> x = 16 .

So , the breadth of the rectangular hall is = 16 cm .

and , the length of the rectangular hall is = 21 cm . 

Answer 2

Answer:

length , 120 m

breadth , 130m