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a rectangle perimeter and it's area have the same numerical value . the width of the rectangle is 4 units what is the length of the rectangle in units

 Apr 14, 2021
 #1
avatar+180 
+1

Whoops sorry.

smiley

 Apr 14, 2021
edited by Mathdory  Apr 14, 2021
 #2
avatar+31581 
+1

Squares do not always have the same area and perimeter !

   6 x 6 square   area = 36    perimeter = 24

 

 

 

This problem:

w + w + 4 + 4  = 4w

8 = 2w

w = 4  units        

 Apr 14, 2021
 #3
avatar+118626 
+1

2( W + L)   = W*L

 

2(4  + L)  =  4*L

 

8 + 2L  = 4L

 

8=  2L

 

L =  8/2   =   4

 

cool cool cool

 Apr 14, 2021

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