This math skill teaches how to find the width of a rectangle by using its known area and height. The technique involves dividing the area by the height to solve for the width.
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Side of a rectangle from its area
Test your understanding of side of a rectangle from area by practicing it! Work through the below exercises to use it in practice.
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Let's find the width of this rectangle, given its area and height
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We know that area is width times height, so let's plug in the numbers we know
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If we divide both sides by 4, we are left with a width of 36 over 4
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Which means our width is 9