# 2TTO §6.1 Pythagoras' theorem

§6.1 Pythagoras' theorem
Before learning his so called famous theorem,
who was Pythagoras?
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Slide 1: Slide
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This lesson contains 15 slides, with interactive quiz and text slides.

Lesson duration is: 50 min

## Items in this lesson

§6.1 Pythagoras' theorem
Before learning his so called famous theorem,
who was Pythagoras?

#### Slide 1 -Slide

Pythagoras
A
B
invented the important number 'pi', for circles
C
founded a secret school and was a vegetarian
D
was a Greek philosopher from the 6th century BC

#### Slide 2 -Quiz

In the next slide you see...

+ what he could have looked like
+ even if he does not have the looks of a popstar
+ he still lookes quite fresh in our 21st century's eyes!
(except for the beard, perhaps...)

#### Slide 4 -Slide

Some new words:

video ( ;)  also in Studiewijzer)

#### Slide 5 -Slide

Homework time. Skip exercise 3!
Make a good start yourself. Later this is to be continued!

#### Slide 6 -Slide

Pythagoras' theorem.
Next slide shows you shortly what it is all about!

#### Slide 8 -Slide

Let's do exercise 4 together now.
Make all steps in your Notebook!

#### Slide 10 -Slide

a.   Area smallest square = .............................
Area greatest square = .........................
b.   Area square on hypothenuse = ..................................
c.   c = ........

#### Slide 11 -Slide

In the next slide you see ......
a very handy scheme, to calculate the unknown side!
Copy this scheme and fill it in, with me!

#### Slide 13 -Slide

Use this scheme....
doing exercises 5, 6 and many more in this chapter!

#### Slide 14 -Slide

Homework time.
Now that you know Pythagoras a bit more,
+      make a good use of his Theorem
+      applying this in the Scheme we made in exercise 4
+      good luck!