MattDam MattDam

08-01-2018
Mathematics

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The area of the rectangle is 30 cm*2
Find the exact length of the longer side of the rectangle.

The area of the rectangle is 30 cm2 Find the exact length of the longer side of the rectangle class=

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singhvarun2119p26udu singhvarun2119p26udu

08-01-2018

Given..... ( x + 3 ) * ( 3x + 3 ) = 30

( x + 3 ) * ( x + 3 ) = 10
taking sq root of both sides

x + 3 = 3.16

x = 0.16

put this value of x in ( 3x + 3 ) and you'll get the answer

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