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Mathematics 19 Online
OpenStudy (chycora):

The formula A = l • w gives the area of a rectangle. A rectangle has an area of 37.2 cm2 and a length of 12 cm. What is the width of the rectangle? cm

OpenStudy (chycora):

446.4 am i correct

OpenStudy (thedj4jc):

No, but you have the right idea. You multiplied 37.2*12 but that finds you area, not width. To find the width, you'll have to divide 37.2/12, which is?

OpenStudy (chycora):

3.1

OpenStudy (thedj4jc):

Good, whenever you have a problem like this, where you have to multiply to find the distance or area, you divide the answer by the number you have. L*W=A so, A/L=W. Makes sense?

OpenStudy (chycora):

ok thanx love

OpenStudy (thedj4jc):

You're welcome!!

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