1) Parallel Lines have slopes which are: a) opposite b) the same c) different d) opposite reciprocal 2) What is the slope of the line: y = 7x + 8 a) 8 b) 7 c) 1/7 d) 1/8 3) What is the opposite reciprocal of the slope of the line: y = 8x + 15 a) -1/8 b) -8 c) 1/8 d) 1/15 4) What is the opposite reciprocal of the slope of the line: y = 1/6x - 13 a) -1/6 b) 6 c) 1/6 d) -6 5) Perpendicular Lines have slopes which are: a) the same b) different c) opposites d) opposite reciprocal 6) Perpendicular Lines cross each other at what angle? a) 100 degrees b) 90 degrees c) 180 degrees d) 360 degress 7) Parallel Lines do what? a) cross b) cross at 90 degree angles c) never touch d) always touch 8) Which line is parallel to the line: y = 11x - 4 a) y = 4x - 11 b) y = -11x - 4 c) y = 1/11x + 4 d) Y = 11X + 10 9) Select ALL Lines that are parallel to the line: y = -7x + 20 a) y = -7x + 3 b) y = -7x + 4 c) y = -7x d) All of the above 10) Which line is perpendicular to: y = 6x + 22 a) y = 22 b) y = 6x + 20 c) y = -6x - 15 d) y = -1/6x + 7 11) Which line is perpendicular to y = 1/4x + 11 a) y = 4x + 3 b) y = -4x - 33 c) y = 1/4x d) y = -1/4x + 5 12) Which line is perpendicular to the line: y = -3/4x + 25 a) y = -3/4x + 8 b) y = 3/4x - 17 c) y = 4/3x + 19 d) y = -4/3x 13) Which line is parallel to the line: 2y = 10x + 16 a) y = -5x + 4 b) y = 5x + 4 c) y = 1/5x + 16 d) y = -1/5x - 3 14) Which line is perpendicular to the line: 3y = 5x + 10 a) y = 5/3x b) y = -3/5x + 2 c) y = 3/5x d) y = -5/3x - 6 15) Which line is perpendicular to the line: 2x + y = 7 a) y = 1/2x + 7 b) y = -1/2x + 10 c) y = 2x - 7 d) y = 2x

Identify Parallel and Perpendicular Lines

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