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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
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 | _________ | _________ | _________ |
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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