Types of angles

Identify acute and obtuse angles; compare and order angles up to two right angles by size

Usually learned at ages 8–9

Builds on: Right Angles & Turns

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On the map from: Marble Skill Taxonomy (v1), © Generative Spark, Inc. (withmarble.com), text CC BY-SA 4.0, database ODbL 1.0: https://github.com/withmarbleapp/os-taxonomy