Identifying Points on a Line

Points that lie on the same line are _________.

• collinear

• coplanar

• parallel

• perpendicular

The Rate of Change between EVERY set of points on a line MUST be...

• Constant

  (the same slope)

• Can Vary/Change

• It depends if it's positive or negative

• It depends if it's zero or undefined

Does the point (2, 8) lie on the line,

y = 10 - x?

• Yes

• No

Tick mark the points which lie on the line, y = 2x

• (5, 10)

• (4,7)

• (3, 6)

• (9, 18)

Tick mark the points which lie on the line, y = x + 4

• (2, 7)

• (6,10)

• (-1, 3)

• (5, 8)

Equation of the line is y = x + 2 and and x-coordinate of the point is given. What will be the y-coordinate.

• 10

• 14

• 9

Equation of the line is y = 5 - x and and x-coordinate of the point is given. What will be the y-coordinate.

• 2

• 8

• 15

Equation of the line is y = 3x and x-coordinate of the point is given. What will be the y-coordinate.

(4, ____)

• 7

• 12

• 1

Equation of the line is y = x + 3 and x-coordinate of the point is given. Calculate the y-coordinate.

Equation of the line is y = 5x - 2 and x-coordinate of the point is given. Calculate the y-coordinate.

(4, ____)