Pythagorean Day 2

TRY ON YOUR OWN!

7

Will the side lengths below

form right triangles?

10

Distance Between

Two Points

Today, we will use the Pythagorean Theorem to find the

distance between two points on a coordinate plane.

Let’s Review

3

side length

a RIGHT triangle

Let’s Review

4

Let’s take it a step further!

1.Plot the points

2. Draw a RIGHT triangle

3. Count the length of
the legs

4. Set up the
Pythagorean Theorem

5. Solve for the
hypotenuse, c

OR

6

3

a2 + b2 = c2

62 + 32 = c2

36 + 9 = c2

45 = c2

√45 = c

6.48 c

⩰

Try one on your own

Compare with your elbow partner when done.

Summarize
First, I will…
Step 1

Next, I will…
Step 2

After that, I will…
Step 3

Finally, I will…
Step 4

Summarize the steps
needed to find the
distance between two
points

*you may use more than 4
steps, if needed

Stand up
when you
are done.

Take 7
steps and
compare
with a
partner.