Angles in a triangle introduction

Last updated: 15/11/2023
Contributor: Helen Coombes
Angles in a triangle introduction
Main Subject
Key stage
Geometry and measures: Angles worksheets and classroom activities
Includes answers
Resource type

This lower KS3 PowerPoint can be used to introduce and practise finding angles in a triangle. 

Sections include:

Investigation - students discover what the angles in a triangle add up to. This includes an animated version of the task.

Practice - 12 questions for students to work through and a challenge question at the end.

The answers are included as well as a final question that can be used as an exit ticket or plenary. 

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