DB1N 27-5

• Wiskunde
• Middelbare school
• vwo
• Leerjaar 1

Paragraph 7.4

Planning

• New theory
• Quiz
  

What	A quadrilateral	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

What	A quadrilateral	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

What	A quadrilateral	Properties
Trapezium	With at least one pair of parallel sides

Draw the table and write down

What	A quadrilateral	Properties
Isosceles trapezium	Were at least one pair of opposite sides is parallel

Draw the table and write down

What	A quadrilateral	Properties
Kite	Were at least one diagonal is an axis of symmetry

Draw the table and write down

Quiz

Every rumbus is a parallelogram

1. True
2. False

Every kite is a rhombus

1. True
2. False

Every parallelogeam is a trapezium

1. True
2. False

Every rhombus is a kite

1. True
2. False

Every trapezium is a parallelogram

1. True
2. False

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

∠

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

∠

What do you want for homework?

Whole paragraph 7.4

Ex. 39, 46, 48, 50, 51 on page 62