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Mathematics 18 Online
OpenStudy (anonymous):

A rectangle has an area of 36 square centimeters and a length of 9 centimeters. What is the width of the rectangle? A. 3 centimeters B. 27 centimeters C. 9 centimeters D. 4 centimeters

OpenStudy (anonymous):

@563blackghost

563blackghost (563blackghost):

Well the formula for the area of a rectangle is... \[b \times h = A\] We know the area and the length of one side, so lets input what we know... \[9 \times h = 36cm\] Now in order to find out h which is height we need to divide 36 by 9 ....

OpenStudy (anonymous):

4

563blackghost (563blackghost):

Correct! xD

OpenStudy (anonymous):

you are aweesome!

563blackghost (563blackghost):

^^

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