# 1819 G2X §8.2

Recap: Area triangle

Calculate the area of triangle ABC.
take a picture/screenshot
1 / 10
Slide 1: Tekstslide
WiskundeMiddelbare schoolhavo, vwoLeerjaar 2

In deze les zitten 10 slides, met interactieve quizzen en tekstslides.

Lesduur is: 50 min

## Onderdelen in deze les

Recap: Area triangle

Calculate the area of triangle ABC.
take a picture/screenshot

#### Slide 1 -Tekstslide

Calculate the area of triangle ABC

#### Slide 2 -Open vraag

Recap: Area triangle

#### Slide 3 -Tekstslide

Which exercises should we discuss on the board?

#### Slide 4 -Woordweb

Parallelograms
A parallelogram is a quadrilateral (figure with four sides) where the opposite sides have the same length and are parallel and the opposite angles are equal.

#### Slide 5 -Tekstslide

Area parallelogram
A triangle can be cut off a parallelogram and then moved to the other side, to turn the parallelogram into a rectangle.

#### Slide 6 -Tekstslide

Area parallelogram

Or shorter:

#### Slide 7 -Tekstslide

Base and height
The base of a parallelogram is, like with a triangle, one side of the figure. The corresponding height is perpendicular to the base to the opposite side. The height can be outside the parallelogram.

#### Slide 8 -Tekstslide

Base and height
The base of a parallelogram is, like with a triangle, one side of the figure. The corresponding height is perpendicular to the base to the opposite side. The height can be outside the parallelogram.

#### Slide 9 -Tekstslide

HW Friday
Make and correct §8.2