Triangle theorems

Bach theorem
Altitude theorem
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Slide 1: Tekstslide
WiskundeMiddelbare schoolvwoLeerjaar 2

In deze les zitten 11 slides, met interactieve quizzen en tekstslides.

time-iconLesduur is: 60 min

Onderdelen in deze les

Bach theorem
Altitude theorem

Slide 1 - Tekstslide

Sketch triangle ABC with:

Slide 2 - Open vraag

Calculate AC in the triangle sketched in previous question.

Slide 3 - Open vraag

The area theorem
In a right-angled triangle, the product
of the 2 right-angled legs is equal to 
the product of the hypothenuse and
its matching heigth.

Slide 4 - Tekstslide

Draw 2 different right-angled triangles and draw in al these triangles the matching height to the hypothenuse

Slide 5 - Open vraag

Slide 6 - Tekstslide

Calculate BE, round to 1 decimal

Slide 7 - Open vraag

The altitude theorem
If the altitude (height) h of an 
right-angled triangle splits the 
hypothenuse in parts p and q,


Slide 8 - Tekstslide

Lets proof this one together

Slide 9 - Tekstslide

Thales' Theorem
If A, B and C are on the circle 
and AB is the diameter, 
then triangle ABC is a 
right-angled triangle with 

Slide 10 - Tekstslide


Slide 11 - Tekstslide