How long - A rectangle is 6 meters wide and 11 meters long. How long is the diagonal of the rectangle?


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You use the Pythagorean theorem to calculate the hypotenuse of the triangle, which is the same line as the diagonal. 6(6)+ 11(11)= diagonal x diagonal 157= diagonal x diagonal Diagonal= square root of 157: this approximates to 12.5 m

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