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OpenStudy (anonymous):
NEED HELP WILL MEDAL!!! A construction worker needs to put a rectangular window in the side of a building. He knows from measuring that the top and bottom of the window have a width of 9 feet and the sides have a length of 12 feet. He also measured one diagonal to be 15 feet. What is the length of the other diagonal? A. 12 feet B. 21 feet C. 15 feet D. 9 feet
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OpenStudy (anonymous):
C
OpenStudy (anonymous):
Because one diagonal must be equal to the other diagonal
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