MP1 Lesson 4 Distance Formula

TEKS G.2B
We will find the length of the midpoint of a segment.
I will summarize with a partner how to find the midpoint and distance using the correct formula.​

Midpoint and Distance Formula

Multiple Choice

Answer the question from your review section on your notes.

• -2

• -7

• 17

• 4

Multiple Choice

Answer the second question on the review section of your notes.

• 6

• 2

• -2

• -4

Let's talk about increasing our dimension....

Multiple Choice

How did the distance formula come about?

• The distance formula is derived from the Pythagorean theorem.
• The distance formula was developed by ancient aliens.
• The distance formula was discovered by trial and error.

Try these examples using the distance formula.

Try these on your own

Math Response

Type only the number to answer this question.

Type answer here

Correct Answer: 2\sqrt{10}

Deg^°

Rad

Math Response

Type in only the number to answer this question.

Type answer here

Correct Answer: 2\sqrt{2}

Deg^°

Rad

Midpoint formula

Let's do these together

Spend about a minute or two working so you can have the answer ready!

​

You try these on your own

Math Response

Give me only the x coordinate, just the number

Type answer here

Correct Answer: \frac{3}{2}

Deg^°

Rad

Poll

Rate your understanding of the distance formula and midpoint formulas!

• 4 - Great!

• 3 - Good.

• 2 - Meh... need more practice

• 1 - Help...I'm lost