Midpoint Practice 03/02

What is half way of 7 and 10?

• 3

• 17

• 8.5

• 1.5

What is the x₂ value given (-15, 8) and (12, 4)

• 4

• 8

• -15

• 12

What quadrant does (-4, -6) fall?

• III

• II

• IV

• I

In order for the midpoint to be 15 what would the y value have to be in the ordered pair (8, y)?

• 22

• 7

• 23

• You cannot solve for y

On the number line below, the midpoint between 10 and 7 is 8.5

How would you solve this algebraically?

• Subtract first, then divide 2

• Subtract

• Add, then divide by half

• Add, then divide by 2

How do you graph the ordered pair (-9, 12)?

• Go up 9, then over to the left 12

• Go over to the right 12, then down 9

• Go to the right 9, then down 12

• Go to the left 9, then up 12

What quadrant does (5, -10) fall?

• I

• II

• IV

• III

What would be the value of x₂ given (7, 9) and (20, -6)

• 20

• 7

• 9

• -6

How do we find midpoint?

• Take the average of two numbers and divide by 2.

• Subtract two numbers and divide by 2

• Add two numbers

• Guess

What is the midpoint formula?