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    This module is included inLens: Siyavula: Mathematics (Gr. 4-6)
    By: Siyavula

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Recognising and describing angles

Module by: Siyavula Uploaders. E-mail the author

MATHEMATICS

Geometry

Volume

EDUCATOR SECTION

Memorandum

LEANER SECTION

Content

ACTIVITY: Recognising and describing angles [LO 4.11]

1. BRAIN-TEASER!

Work with a partner. Examine the picture. What

are the different types of angles that you see?

Where are they?

Tell the rest of the class about your answers!

Figure 1
Figure 1 (graphics1.png)

2. Class discussion:

  • What can we use to measure angles accurately?
  • Take a good look at the sketch - or at your own protractor.
  • How do we use the protractor to measure angles?
Figure 2
Figure 2 (graphics2.png)

Assessment

Learning Outcome 4:The learner will be able to use appropriate measuring units, instruments and formulae in a variety of contexts.

Assessment Standard 4.11: We know this when the learner recognises and describes angles in two-dimensional shapes, three-dimensional objects and the environment.

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Lenses

A lens is a custom view of the content in the repository. You can think of it as a fancy kind of list that will let you see content through the eyes of organizations and people you trust.

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