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Practice Problems Period: ________ Date: ____________

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1) A triangle has sides (4x + 2), (4x -4), and (4x + 3). What is the perimeter?




2) The perimeter of a triangle with sides (2x -1) and (-2x + 5) is x + 4. What is its third side length?
3) The perimeter of a rectangle with length (x + 2) is -2x -4. What is its width?




4) The perimeter of a rectangle with length (-2x -3) is -12x -2. What is its width?
5) The side of a square is (-3x -5). What is the perimeter?




6) The circumference of a circle is -8pix + 4pi. What is its radius?
7) The perimeter of a square is 4x -4. What is the length of a side?




8) The circumference of a circle is -6pix + 2pi. What is its radius?
9) A rectangle is (4x -3) by (-3x -4). What is the perimeter?




10) The perimeter of a triangle with sides (4x -4) and (x + 1) is 6x. What is its third side length?
11) The radius of a circle is (-4x + 5). What is the circumference?




12) A triangle has sides (-5x + 5), (4x -2), and (x -1). What is the perimeter?

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