Parallel/Perpendicular/Neither
Writing Equations of
Parallel Lines
Writing Equations of Perpendicular Lines
Identifying the Center & Radius of a Circle
Completing the Square to find the Center and Radius of a Circle
100

y = -1/3x + 5 & 2x + 6y +12

y = -1/3x +2 (parallel)

100

Write an equation in slope intercept form for the line that contains the point (2, -6) and is parallel to y = 3x + 9

y = 3x - 12

100

Write the equation of the line in slope intercept form that contains the point (2, -3) and that is perpendicular to y = 1/2x + 6

y = -2x + 1

100

(x - 4)2 + (y + 1)2 = 36

Center: (4, -1)

Radius: 6

100

x²+ 4x + y² - 4y -1 =0

Center= (-2,2)  Radius= 3

200

y = 1/4x + 6 & y = 1/4x - 2

Parallel

200

Write an equation in slope intercept form for the line that contains the point (-4, 3) and is parallel to y = 1/2x + 7

y = 1/2x + 5

200

Write the equation of the line in slope intercept form that contains the point (-3, 2) and that is perpendicular to y = -3x - 4

y = 1/3x + 3

200

(x + 2)2 + (y + 5)2 = 81

Center: (-2, -5)

Radius: 9

200

x² + y² + 8y -9 =0

Center = (0,-4)  Radius = 5

300

8x+4y+9  &  y=2x+6

y=-2x+9/4 (Neither)

300

Write an equation in slope intercept form for the line that contains the point (2, -4) and is parallel to y = 3x + 2

y = 3x - 10

300

Write the equation of the line in slope intercept form that contains the point (-3,1) and that is perpendicular to y=1/3x-4

y=-3x - 8

300

x2 + (y - 6)2 = 100

Center: (0, 6)

Radius: 10

300

x² + 2x + y² + 4y =11

Center = (-1,-2)  Radius = 4

400

y=2/3x+1  &  2y+3x+12

y= -3/2x+6 (Perpendicular)

400

Write an equation in slope intercept form for the line that contains the point (2, -1) and is parallel to y = -2/5x + 3

y = -2/5 + 1/5

400

Write the equation of the line in slope intercept form that contains the point (1, -5) and that is perpendicular to y =1/8x + 2

y = -8x + 3

400

(x + 3)2 + (y - 6)2 = 25

Center: (-3, 6)

Radius: 5

400

x²+2x+6y+y=15

 Center= (-1,-3)  Radius= 5

500

4y-24x+1  &  8x+24y+1

Neither

500

Write an equation in slope intercept form for the line that contains the point (4, 1) and is parallel to y = 4x - 7

y = 4x - 17

500

Write the equation of the line in slope intercept form that contains the point (2,5) and that is perpendicular to y = 1/4x + 6

y = 4x + 13

500

(x + 2)2 + (y + 3)2 = 49

Center: (-2, -3)

Radius: 7

500

10x+x²+y²+28y=4

Center= (-5,-14)  Radius= 15

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