Solving Problems on a Coordinate Plane

Which of the following is the correct midpoint formula given two endpoints (x₁, y₁) and (x₂, y₂)?

• 
• 
• 
• 

Point M with coordinates (3,4) is the midpoint of the line AB and A has the point (-1,6). What is the point of B?

• (1,5)

• (2,10)

• (7,2)

• (1,2)

Find the missing endpoint if one endpoint is at (5, -7) and the midpoint is at (1.5, 1).

• (5, 7)

• (-2, 9)

• (9, -2)

• (1.5, -7)

Find the distance between (-3, 4) and (-3, -8)

• 4 units

• 12 units

• 8 units

• 13 units

What is the distance between points (-7, 8) and (2, 8)?

• 4 units

• 5 units

• 3 units

• 9 units

Find the distance.

• 7.1

• 7.8

• 8.7

• 8.9

Ordered pair (0,0) is also known as the ___.

• y-axis

• x-axis

• origin

• I love Math!

Find the distance between J(4,3) and K(2, -3)?

• √ ̅3̅2̅

• 40

• 32

• √ ̅4̅0̅

If you were to plot the point (4, -12) what would be the correct method?

• Up 4, left 12

• Right 4, up 12

• Down 4, left 12

• Right 4, down 12

Ordered pair

• Keeping two math problems in the correct order.

• The distance between any two points on the coordinate plane.

• The x-coordinate minus the y-coordinate.

• A pair of numbers used to locate any point on a coordinate plane.