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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?
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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?

User Seema Kadavan
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the diagonal will be the hypotenuse. In a 40ft square, the triangle will me length=40, height=40. Use Pythagorean theorem to find the hypotenuse.
User Stinkyfriend
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