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Angles and Their Properties

4th Grade · Math · Australian Curriculum

9 lessons

Goal

Estimate, compare, and name angles including acute, obtuse, straight angle, reflex, and revolution, and recognise their relationship to a right angle.

9 lessons
0 of 9 done
  1. What Is an Angle?Up next
  2. Understanding Right AnglesNot started yet
  3. Acute Angles: Smaller Than a Right AngleNot started yet
  4. Obtuse Angles: Larger Than a Right AngleNot started yet
  5. Straight Angles and RevolutionsNot started yet
  6. Reflex AnglesYou are here
  7. Estimating Angles by Comparing to a Right AngleNot started yet
  8. Comparing and Ordering AnglesNot started yet
  9. Finding Angles in the EnvironmentNot started yet
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Learning standards covered

auAC9M4M04Australian Curriculum (v9) · Math · 4th Grade

estimate and compare angles using angle names including acute, obtuse, straight angle, reflex and revolution, and recognise their relationship to a right angle

Open Global Standard:OGM.5.G.2
GlobalOGM.5.G.2