The perimeter of a rectangle is 320 m. If the length is three times the breadth, then find the length.
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Length = 120m
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Answer:
length = 120
breadth = 40
Step-by-step explanation:
perimeter=320m
length is three times the breadth = 3 × breadth
breadth = breadth
perimeter of the rectangle = 2(l+b)
= 2( 3×b + b)
= 2( 4b )
=. 8b
as per sum 8b = 320
b. = 320/8
breadth = 40
length = 3 × breadth
= 3 × 40
= 120
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