This is an intro lesson, where students investigate 5 circle theorems by measuring angles or line segments.
There is a hook/keyword power point where students have to discover keyword associated with each picture.
There are 5 investigation sheets, once this done a class discussion can be had with Q&a time.
I've added autograph files of all the theorems to make it easier for teachers to demonstrate, but you must have autograph installed to use those.
Worksheet available, differentiated to test students knowledge