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Course by: Siyavula Uploaders. E-mail the author

To recognise and describe angles

Module by: Siyavula Uploaders. E-mail the author

1.

1.1 52º

1.2 130º

1.3 90º

1.4 28º

2.

2.1 Acute

2.2 Acute

2.3 Acute

2.4 Obtuse

Content

ACTIVITY: To recognise and describe angles [LO 3.2.3, LO 4.11]

1. Use your protractor to measure the following angles. Then explain what type of angle each one is.

1.1

1.2

1.3

1.4

2. Complete the table. First estimate the sizes of the angles and then measure them accurately.

 Angle Estimated Measured Type of angle 2.1 _________ _________ _________ 2.2 _________ _________ _________ 2.3 _________ _________ _________ 3.2.4 _________ _________ _________

Assessment

Learning Outcome 3:The learner will be able to use appropriate measuring units, instruments and formulae in a variety of contexts.

Assessment Standard 3.2: We know this when the learner describes and classifies two-dimensional shapes and three-dimensional objects in terms of properties including:

3.2.3: angle size of corners;

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 angles smaller than right angles.

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