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Mathematics 8 Online
OpenStudy (anonymous):

Niki is building a kite. She has a rectangular piece of cloth that is 11 inches wide and 15 inches long. She needs to place a stick on the diagonal of the rectangle to make her kite. How long of a stick does she need? Round to the nearest tenth of an inch.

OpenStudy (anonymous):

By the pythagorean theorem length of diagonal is sqrt(15^2+11^2)=sqrt(346)=18.6

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