Solve problem. See EXAMPLE.Perimeter of a Rectangle The perimeter of a rectangle is 294 cm...

Solve problem. See EXAMPLE.

Perimeter of a Rectangle The perimeter of a rectangle is 294 cm. The width is 57 cm. Find the length.

EXAMPLE FINDING THE DIMENSIONS OF A SQUARE

If the length of each side of a square is increased by 3 cm, the perimeter of the new square is 40 cm more than twice the length of each side of the original square. Find the dimensions of the original square.

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