# DB1N 27-5

Paragraph 7.4
1 / 21
Slide 1: Slide
WiskundeMiddelbare schoolvwoLeerjaar 1

This lesson contains 21 slides, with interactive quizzes and text slides.

Lesson duration is: 45 min

## Items in this lesson

Paragraph 7.4

Planning
• New theory
• Quiz

#### Slide 3 -Slide

What
Properties
Parallelogram
With two pairs of parallel sides
-Opposite sides are parallel
-Opposite sides have the samen length
-Diagonals divide each other exactly in half
-Has point symmetry
Draw the table and write down

#### Slide 5 -Slide

What
Properties
Rhombus
With four equal sides
-Is a parallelogram
-Diagonals are the axes of symmetry
-Diagonals are perpendicular
-Diagonals are bisectors of the angles
Draw the table and write down

#### Slide 7 -Slide

What
Properties
Trapezium
With at least one pair of parallel sides
Draw the table and write down

#### Slide 9 -Slide

What
Properties
Isosceles trapezium
Were at least one pair of opposite sides is parallel
Draw the table and write down

#### Slide 11 -Slide

What
Properties
Kite
Were at least one diagonal is an axis of symmetry
Draw the table and write down

Quiz

#### Slide 13 -Slide

Every rumbus is a parallelogram
A
True
B
False

#### Slide 14 -Quiz

Every kite is a rhombus
A
True
B
False

#### Slide 15 -Quiz

Every parallelogeam is a trapezium
A
True
B
False

#### Slide 16 -Quiz

Every rhombus is a kite
A
True
B
False

#### Slide 17 -Quiz

Every trapezium is a parallelogram
A
True
B
False

#### Slide 18 -Quiz

How many degrees is B2
from exercise 8a diagnostic test?

#### Slide 19 -Open question

How many degrees is D2
from exercise 8a diagnostic test?

#### Slide 20 -Open question

What do you want for homework?
Whole paragraph 7.4
Ex. 39, 46, 48, 50, 51 on page 62