This PowerPoint was created with explicit instruction in mind. It will help teachers present information, develop concepts, demonstrate processes and revise. The language is concise. The graphics are relevant and eye-catching.

PowerPoint animations are used to present ideas, one step at a time. Click on Slide View in the Status Bar when presenting. After an animation, or series of animations, the presentation stops to enable clarification and discussions. Tap the back arrow to replay an animation or click on the screen to continue.

To protect the animations, this resource is Read Only.

Focus

• recognise that angles show the amount of turn between two lines, edges or surfaces that meet, and that the lengths of the lines, edges or surfaces do not change the amount of turn
• describe the point of an angle as the vertex
• use a protractor to measure angles
• classify angles
• use a ruler and protractor to construct triangles