AC9M3M05Year 3MeasurementPractised on site

AC9M3M05 — Year 3 Measurement

Official Curriculum Content Description:

identify angles as measures of turn and compare angles with right angles in everyday situations

Worked Examples (1)

Example 1Everyday Angles & Measures of Turn

A playground roundabout turns through a half turn. How many right angles is that?

Common mistake: Counting 2 right angles per full turn instead of 4.

Correct Answer:

2

Worked Solution:

1. Each quarter turn is equal to

1

right angle. 2. In a half turn, there are

2

right angles.

\text{Number of right angles} = 2

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