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5. Find the perimeter of a rectangular field, if its length is three times itsbreadth.a) 302 mc) 3200 cmb) 408 md) 320 mPQ40mSR​

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Answer:

the VALUE of b will be GIVEN in your question replace it with the LAST PART of the explanation, you will get the answer of the perimeter of the rectangle.

Step-by-step explanation:

LET the length be l.

let the breadth be b.

given, l = 3b

perimeter of a rectangle, P = 2(l+b)

therefore, P = 2(3b+b)

therefore, P = 2(4b)

therefore, P = 8b


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