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14-04-2020
Mathematics

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Patty made a banner that has an area of 196 square inches,. The length and width of the banner are whole numbers. The length is 4 times greater than the width. What are the dimensions of the banner?

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zxcvbotanonymous zxcvbotanonymous

14-04-2020

Lets say the width is W and the length is L,

So its W * L = 196

but we also know W*4 = L

which means we can substitute L for W * 4 so our equation will be

W*W*4 = 196

W*W = 49

W= 7

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