§5.2 Angles and Degrees

• Wiskunde
• Middelbare school
• vwo
• Leerjaar 1

C5 Lines and Angles

Mr. Fintelman (FNL)

Monday December 9th

2024

Mr. Fintelman (FNL)

Wednesday November 11th

2024

Date	Monday December 9th 2024
Paragraph	§5.2 Angles and Degrees
Pages from the handbook	Pag. 200-204
Subject	Angles and degrees

Today is the day...

I can already…

1. … tell the difference between and draw lines, rays and line segments.
2. … recognize perpendicular and parallel lines.
3. … draw perpendicular lines.
4. … draw parallel lines.

Prior Knowledge

About lines and rays

Line segment

Line

Ray

About perpendicular lines

About parallel lines

Exercise 9 - Pag. 198

Exercise 9 - Pag. 198

Exercise 9 - Pag. 198

Exercise 9 - Pag. 198

Exercise 9 - Pag. 198

After this lesson, I can…

1. … recognize right, acute, obtuse and straight angles.
   
2. … indicate angles in degrees.

Goals

Angles

Angles

Degrees

Angles and degrees

Right angle

Straight angle

Acute angle

Obtuse angle

∠A=90°

∠B=180°

∠C<90°

90°<∠D<180°

Angles

Name of the angle:

How many degrees?

Angles

Name of the angle:

How many degrees?

Angles

Name of the angle:

How many degrees?

What angle do you see?

Worktime

You work neatly by…

1. … reading the theory (again) before asking a question to your classmate.
2. … raising a hand before asking a question to the teacher.
3. … if the teacher is busy, remember your question and move on.
   

Help:

Exercises: 13, 14, 15, 17, 18, 20, 21 and 22.

Assignments:

Pages: 200-204

Exercises: 13, 14, 15, 17, 18, 20, 21 and 22.

Assignments from the planning of WEEK 1:

Extra:

Exercises: 23 and 24.

Now I can…

1. … recognize right, acute, obtuse and straight angles.
2. … indicate angles in degrees.

Reflection