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Mathematics 13 Online
OpenStudy (tatumlee):

Can someone help me with a word problem please?

OpenStudy (tatumlee):

OpenStudy (tatumlee):

I was thinking I would divide 479 by either 2 or 4... because with area I know you multiply length times the height...Im very lost

OpenStudy (berrymox):

if it's sqaure, width and legnth are the same

OpenStudy (tatumlee):

I'm trying to find what those are though

OpenStudy (berrymox):

What is the formula for area of a sqaure?

OpenStudy (tatumlee):

I'm not sure

OpenStudy (berrymox):

legnth * width = units^2

OpenStudy (tatumlee):

I see, but how do I figure out what those are?

OpenStudy (berrymox):

if a*b = c, then c/a = b, or c/b=a

OpenStudy (berrymox):

or, since they are the same: sqaure root(c) = a = b

OpenStudy (berrymox):

5*5=25 sqrt(25) = 5 25/5 = 5

OpenStudy (berrymox):

a 5 x 5 foot square has a 25 ft^2 area

OpenStudy (berrymox):

ft^2 doesn't mean (25^2) ft. The units are squared

OpenStudy (berrymox):

Can you answer the quetion now?

OpenStudy (tatumlee):

Not exactly.. the example you gave me you had told me what the length was, but in the question they dont already give that to you

OpenStudy (berrymox):

If the area is a sqaure, you can find legnth and width uising the equation for area

OpenStudy (berrymox):

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OpenStudy (berrymox):

To find area, you need legnth and width. In a square, they are the same, so you can find them with just area itself. In a rectangle, length and width are not the same, so you cannot find length with only area.

OpenStudy (berrymox):

Do you understand that?

OpenStudy (tatumlee):

yes

OpenStudy (berrymox):

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