WHOLE LESSON: ANGLES IN PARALLEL LINES

Whole lesson on interior, alternate, corresponding angles. There is a multi-choice starter reviewing the angle sum of a triangle. The main presentation is animated to show where corresponding angles come from. There are then some basic definitions and some worked examples with geometric reasoning. The last few slides are just questions for you to annotate at the board with your class. The spreadsheet contains multiple tasks and so can be differentiated to suit your students. Easier tasks are multi-choice and harder questions will challenge the more able