1) Parallel Lines have slopes which are: a) opposite b) the same c) inverse d) inverse opposites 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 inverse of the slope of: y = 3x - 10 a) -3 b) 3 c) 1/3 d) 1/10 4) What is the inverse opposite of the slope of the line: y = 8x + 15 a) -1/8 b) -8 c) 1/8 d) 1/15 5) What is the inverse-opposite of the slope of the line: y = 1/6x - 13 a) -1/6 b) 6 c) 1/6 d) -6 6) Perpendicular Lines have slopes which are: a) the same b) inverse c) opposites d) inverse-opposites 7) Perpendicular Lines cross each other at what angle? a) 100 degrees b) 90 degrees c) 180 degrees d) 360 degress 8) Parallel Lines do what? a) cross b) cross at 90 degree angles c) never touch d) always touch 9) 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 10) Which line is parallel to the line: y = -7x + 20 a) y = -7x + 3 b) y = -7x + 4 c) y = -7x d) All of the above 11) Which line is parallel to y = 9x + 30 a) y = 30 - 9x b) x + y = 9 c) -9x + y = 10 d) 30x + y = 4 12) Which line is parallel to 4x + y = 17 a) y = -4x + 1 b) y = 4x + 3 c) y = x + 17 d) y = 4 13) Which line is perpendicular to: y = 6x + 22 a) y = 22 b) y = 6x + 20 c) y = -6x - 15 d) y = -1/6x + 7 14) 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 15) Which line is perpendicular to the line: 7x + y = 12 a) y = 1/7x b) y = -1/7x + 12 c) y = -7x + 14 d) y = 7x 16) 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 17) 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 18) Which line is parallel to the line: -13x + y = 22 a) y = 1/13x b) y = -13x + 20 c) y = -1/13x + 22 d) y = 13x + 40 19) 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 20) Which line is parallel to the line: 2x + y = 7 a) y = -2x + 7 b) y = -2x + 18 c) y = 4x - 5 d) y = 1/2x _ 3 21) 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

Parallel and Perpendicular Lines

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