Distance and Midpoint Formulas

Distance and Midpoint Formulas

by Scott Donnelly

​Distance Formula

​Distance Formula

1. Name your x and y values if on a coordinate plane​

2. You are going to subtract the x values.

3. ​You will then square, multiply the number it self.

4. ​Repeat Steps 1 and 2 with y value.

5. ​Add the 2 numbers together

6. ​Take square root.

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Multiple Choice

Find the distance

$$\left(3,\ 7\right)\ \left(6,\ 11\right)$$  

What is the distance for the x values?

• 9

• 3

• 6

• 18

Multiple Choice

Find the distance

$$\left(3,\ 7\right)\ \left(6,\ 11\right)$$  

When you square the number the x value what do you get?

• 9

• 3

• 6

• 18

Multiple Choice

Find the distance

$$\left(3,\ 7\right)\ \left(6,\ 11\right)$$  

What is the distance for the y values?

• 18

• 20

• 4

• 77

Multiple Choice

Find the distance

$$\left(3,\ 7\right)\ \left(6,\ 11\right)$$  

What is the value when you square the y values?

• 16

• 8

• 12

• 77

Multiple Choice

Find the distance

$$\left(3,\ 7\right)\ \left(6,\ 11\right)$$  

What is the value when you add the 2 values that you squared?

• 16

• 56

• 25

• 8

Fill in the Blanks

Distance betweeen 2 points.

Fill in the Blanks

Find the midpoint 

$\left(-8,\ 12\right)\ \left(3,\ 7\right)$