Good morning!
Schedule:
• 7.4 Learning goals
1 / 17
Slide 1: Slide
WiskundeMiddelbare schoolvwoLeerjaar 1

This lesson contains 17 slides, with interactive quizzes and text slides.

Lesson duration is: 45 min

Items in this lesson

Good morning!
Schedule:
• 7.4 Learning goals

Slide 1 -Slide

Learning goals
At the end of these two lessons I can:
• Recognize when a quadrilateral is a parallelogram, rhombus, trapezium and/or kite.
• Name the properties of a parallelogram, rhombus, trapezium and/or kite.
• Use the correct symbols to note when two sides are perpendicular, parallel and/or equal

Slide 3 -Open question

How many axes of symmetry does this star have?
A
4
B
5
C
6
D
0

Slide 4 -Quiz

Theory A: Parallelogram
Properties of a parallelogram:
• A parallelogram has point symmetry
• Opposite sides have the same length
• The diagonals divide each other exactly in half.
• The opposite angles are equal

Slide 6 -Slide

Theory B: Rhombus
Properties of a rhombus:
• The diagonals are the axes of symmetry
• The diagonals are perpendicular
• The diagonals are bisectors of the angles
• All properties of a parallelogram also hold for a rhombus

Slide 8 -Slide

Theory C: Trapezium
Properties of a trapezium:
• One OR two pairs of opposite sides are parallel
• An isosceles trapezium has one axis of symmetry
Trapezium
Isosceles trapezium

Slide 10 -Slide

Theory C: Kite
Properties of a kite:
• One OR more diagonal axis of symmetry

Parallelogram
Rhombus
Kite
Trapezium

Slide 13 -Drag question

Checklist
Are both pairs of sides of the quadrilateral parallel?

Are all the sides of the quadrilateral equal?

Is at least one pair of sides of the quadrilateral parallel?

Is at least one diagonal of the quadrilateral an axis of symmetry?

Parallelogram
Rhombus
Kite
Trapezium

Slide 14 -Slide

Homework for Thursday 3-6-2021:
Vwo and Havo/Vwo                  p. 62 #37-51

Slide 15 -Slide

What would you like to do?
I want to work on the exercises #37-51 (p. 62) on my own.

or

I want to work out an exercise with ma'am on the bord

Slide 16 -Slide

Learning goals
At the end of these two lessons I can:
• Recognize when a quadrilateral is a parallelogram, rhombus, trapezium and/or kite.
• Name the properties of a parallelogram, rhombus, trapezium and/or kite.
• Use the correct symbols to note when two sides are perpendicular, parallel and/or equal