# 1920 H1X §4.0 and §4.1

Where have you seen graphs (grafieken) this month?
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Slide 1: Mind map
WiskundeMiddelbare schoolhavoLeerjaar 1

This lesson contains 15 slides, with interactive quizzes and text slides.

Lesson duration is: 30 min

## Items in this lesson

Where have you seen graphs (grafieken) this month?

#### Slide 1 -Mind map

New schedule
Tuesday 24/3/2020        2-test Ch4+Ch7

Tuesday 2/6/2020          2-test Ch10 + Ch12

In testweek                                   retake test block 1 or block 2
(16/6/2020 - 19/6/2020)         or Ch4/7 or Ch10/12

#### Slide 2 -Slide

Graphs
A graph is a visual way to display information.
These are some examples of graphs:

#### Slide 3 -Slide

Coordinate system
A graph is drawn in a
coordinate system.

A coordinate system has
a horizontal axis and
a vertical axis.

#### Slide 4 -Slide

the number of exercises she

vertical axis?

#### Slide 5 -Slide

the vertical axis?
A
number of homework exercises completed
B
time in minutes
C
I don't know

#### Slide 6 -Quiz

the number of exercises she

#### Slide 8 -Open question

Coordinates
Each point on a graph can be described with coordinates
The point that shows that after 70 minutes the pupil has made 6 exercises can be written as (70, 6).
The first number between the brackets gives the value on the horizontal axis, the second number gives the value on the vertical axis.

#### Slide 10 -Slide

What are the coordinates
of point A?

#### Slide 11 -Slide

What are the coordinates
of point A?
A
(4,3)
B
(3,4)
C
(40,3)
D
(3,40)

#### Slide 12 -Quiz

What are the coordinates
of point B?

#### Slide 13 -Slide

What are the coordinates
of point B?

#### Slide 14 -Open question

Homework Tuesday
In you NOTEBOOK:
- make from Chapter 4: R1, R4, R5, 1, 2, 3, 4, 5, 6 on pages 92-96
- correct your answers with the solutionsbook 1A, use a different colour.