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The length of a rectangle is increased by 25% , but the width of the rectangle is decreased to keep the area of the rectangle unchanged. By what percent was the rectangle's width decreased?

 Apr 6, 2020

Best Answer 

 #1
avatar+252 
+1

use any example: take a 4:2 rectangle- area 8

4 increased by 25%=5

8/5=width

2-8/5=2/5

decreased byy 20%

 

smileysmileysmileysmileysmiley

 Apr 6, 2020
 #1
avatar+252 
+1
Best Answer

use any example: take a 4:2 rectangle- area 8

4 increased by 25%=5

8/5=width

2-8/5=2/5

decreased byy 20%

 

smileysmileysmileysmileysmiley

MooMooooMooM Apr 6, 2020

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