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Mathematics 21 Online
OpenStudy (anonymous):

A ballet teacher wants to divide his square classroom in half diagonally with masking tape. How much tape will he need if the side length of the classroom is 40 ft?

OpenStudy (anonymous):

Use theorem pithagores , where hypothenuse or diagonall = sqrt(side1^2 + side2 ^2), hence you should have |dw:1428355442614:dw| of the tape.

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