vickeridgiAndra vickeridgiAndra

20-02-2017
Mathematics

Answered

The length of a rectangle is 1 m less than twice the width, and the area of the rectangle is 21 m 2 . find the dimensions of the rectangle.

Verified Answer :

20-02-2017

Obtaining linear equation
Length =2x-1
Breadth=x
Equations 2x^2-x-21=0
This will give two values of x 3.5and -3 taking 3.5 as width
Finally dimensions will be 3.5 and 6

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