3Tvwo / 3Thavo Ch6 Test yourself

• Wiskunde
• Middelbare school
• havo, vwo
• Leerjaar 3

Ch 6 Test yourself

3Tvwo p.218/219            3Thavo p.228/229

Before you get started yourself, let's do a few exercises together. 

It is important to ...

Decide quickly on what to use, when dealing with right-angled            triangles:

+ sine, cosine or tangent !

+ to practice this once more, see the next slides.

What to use
in order to find angle A?

1. tan angle A
2. sin angle A
3. cos angle A
4. Pythagoras

What to use
in order to find angle D?

1. cos angle D
2. cos angle F
3. tan angle D
4. sin angle D

What to use
in order to find angle J?

1. tan angle J
2. sin angle L
3. cos angle J
4. The sign of an Angel.

In order to find
angle O you use .....

1. cos angle O
2. sin angle O
3. my calculator
4. tan angle O

In order to find
angle M, you use ....

1. cos angle N
2. sin angle N
3. sin angle M
4. cos angle M

I hope ...

+ by now you now 

+ you know how it works 

+ be grateful and do not

+ act like on the next slide ...

In order to find angle G, you use ....

1. a ratio table
2. sin angle G
3. tan angle G
4. cos angle G

good luck ...

doing Test yourself !

Homework time!

DO:

p.218/219 Test yourself