# 2TTO §6.3 Applying the theorem (part 1 and part 2)

§6.3 Applying the theorem
Whose theorem?
See next slide!
1 / 21
Slide 1: Slide
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This lesson contains 21 slides, with interactive quiz and text slides.

Lesson duration is: 50 min

## Items in this lesson

§6.3 Applying the theorem
Whose theorem?
See next slide!

#### Slide 2 -Slide

To calculate lengths we need
2 basic things:
a. a SKETCH and
b. a SCHEME
Watch the following Method!

#### Slide 5 -Slide

So, in §6.3 ....
You are not given the right-angled triangles any more,
but you can easily:

+  make your own sketch of a right-angled triangle and
+  make the corresponding scheme, and finally
+  calculate the missing length !

#### Slide 6 -Slide

Let's do exercise 16a together now!
Open your Notebook and make a
+  SKETCH and a
+  SCHEME, followed by calculating the distance.

#### Slide 9 -Slide

Homework time.
Do: §6.3 ex 16, 17 and 18.

6.3 part 2

Exercise 18

#### Slide 12 -Open question

A few tips for a few exercises!

#### Slide 13 -Slide

What could the Sketch for 20 look like?

Like this:

#### Slide 15 -Slide

Now 22, with a few difficult words:

1. What is a 'cylindrical barrel'?
2. What is the 'diameter' of a circle?

#### Slide 16 -Slide

answer 1. Here are 2 cylindrical barrels:

#### Slide 17 -Slide

answer 2: the diameter of a circle:

#### Slide 18 -Slide

When doing 22...

Think back of this information,
making a good
+  SKETCH and
+  SCHEME, to