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MINISTRY OF EDUCATION

SECONDARY ENGAGEMENT PROGRAMME

CHRISTMAS TERM 2020/2021

GRADE 9 SUBJECT: MATHEMATICS

WEEK 3

Lesson #1

Topic: Sets

Sub-Topic: Venn Diagram

Objectives:

Students will:

Construct venn diagrams using set builder notation; List members of given sets from the venn diagram.

Content:

Venn Diagram A Venn diagram, also called primary diagram, set diagram or logic diagram, is a diagram that shows all possible logical relations between a finite collection of different sets.

Compliment

The compliment of a set A, A’, is the set of all elements in the universal set U, that are not in set A.

A’ = { x: x ∈ U but x ∉ A }

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Points to remember:

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Drawing a Venn Diagram:

Remember, when given the members, you check to see if there is an intersection before you draw your venn diagram.

Example:

Reference:

https://www.bing.com/images/search?q=worked+example+of+venn+diagrams+with+numbers&qpvt=worked+example+of+venn+digrams+with+numbers&form=IGRE&first=1&scenario=ImageBasicHover

https://www.mathsisfun.com/sets/venn-diagrams.html