Exploring Ordered Pairs and Their Graphs

What does the x-axis represent in a coordinate plane?

• Vertical line

• Horizontal line

• Diagonal line

• None of the above

In which quadrant are both coordinates positive?

• Third quadrant

• Second quadrant

• First quadrant

• Fourth quadrant

What is the ordered pair for the origin?

• (1,0)

• (1,1)

• (0,0)

• (0,1)

If the x-coordinate is negative, which direction do you move from the origin?

• Up

• Down

• Left

• Right

How many spaces do you move up if the y-coordinate is 5?

• 6

• 5

• 4

• 3

What is the y-coordinate if you move 1.5 steps up from the origin?

• 1.5

• 1

• 2

• 2.5

What is the x-coordinate for the point (-2, -4)?

• 2

• -2

• -4

• 4

What is the y-intercept of the blue line if it crosses the y-axis at 8?

• (0,8)

• (8,0)

• (0,-8)

• (-8,0)

What is the x-intercept of the red line if it crosses the x-axis at -5?

• (-5,0)

• (0,5)

• (0,-5)

• (5,0)

What is the y-coordinate of the green line's y-intercept if it is 6 steps below the origin?

• 6

• -6

• 0

• -7