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ntedy ntedy
  • 20-05-2014
  • Mathematics
Answered

A rectangle is 2.5 times as long as it is wide. Find the dimensions of the rectangle if it is perimeter is 56 cm.


I need a help with this question plz and what are the steps to find the right answer!!

Verified Answer :

soniaagarwal09 soniaagarwal09
  • 20-05-2014

perimeter of a rectangle = 2 (length + breadth)
or, 56 = 2(2.5 breadth + breadth)
or, 56 = 7breadth
breadth = 567 = 8 cm
length = 2.5*8 = 20 cm

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