Distance Formula

Distance Formula

By Sherie Marcum

Multiple Choice

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

Multiple Choice

Find the midpoint of the line segment with the given endpoints (-2,-6) and (8,8)

• (-4,8)

• (18,22)

• (3,1)

• (-5,-7)

Multiple Choice

Find the other endpoint of the line segment with the given endpoint (1,-9) and midpoint (-9,3)

• (-19,15)

• (5,-6)

• (-4,-3)

• (6,2)

Fill in the Blank

Charlie wants to find the area of the traingle.

The formula to find the area of a triangle is:

A=1/2(base)(height)

for his first step find the length of the base, FE.

Fill in the Blank

Charlie wants to find the area of the traingle.

The formula to find the area of a triangle is:

A=1/2(base)(height)

Find the height of the traiangle from D to FE

Fill in the Blank

Charlie wants to find the area of the traingle. The formula to find the area of a triangle is:

A=1/2(base)(height)

Find the area since base = 8 and height = 6

Multiple Choice

Given: A(3,1) B(-2,-1), which shows the the distance formula written correctly?

• $$\sqrt{\left(-2-3\right)^2\ +\ \left(-1-1\right)^2}$$

• $$\sqrt{\left(1-3\right)^2\ +\ \left(-1-2\right)^2}$$

• $$\sqrt{\left(-2-3\right)^2\ -\ \left(-1-1\right)^2}$$

Multiple Choice

The Endpoints of RN are R(0,4) and N(-2,-3). What formula will give you the length of the line?

• $$\sqrt[]{\left(-2\ -\ 0\right)^2+\left(-3-4\right)^2}$$  

• $$\sqrt[]{\left(-2+0\right)^2+\left(-3+4\right)^2}$$  

• $$\sqrt[]{\left(-2-0\right)^2-\left(-3-4\right)}$$  

Multiple Select

The Endpoints of RN are R(0,4) and N(-2,-3). Find the Distance

Choose 2

•   $$\sqrt[]{8}$$  

• 6.32 

• $$\sqrt[]{40}$$   

• 2.83

Multiple Choice

Find the distance between (3, 24) and (7, 56).

• 32.1
• 32.2
• 32.3
• 32.4

Fill in the Blank

Find the perimeter of the triangle.

Step 1: find the length of each side.

Charlie said FE = 8

Now find DE

Fill in the Blank

Find the perimeter of the triangle.

Step 1: find the length of each side.

Charlie said FE = 8

You found DE = 6.7

Now find DF

Fill in the Blank

Find the perimeter of the triangle.

Step 1: find the length of each side.

Charlie said FE = 8

You found DE = 6.7 and DF = 7.8

What is th perimeter