Compound Shapes with Circles: KS3 lesson with some challenge
Windows, leaves and running tracks: split, subtract and find perimeters of shapes made with circles, with exact answers in terms of π.
A complete, ready to teach 45 minute lesson for KS3 and Cambridge Lower Secondary Stage 9. Higher challenge throughout: about 60% of the practice is at A or A* level, with clear language that also works for EAL learners.
What is inside:
Editable PowerPoint lesson (16 slides) with diagram led teaching slides, callouts that build on click, worked examples, a hinge question and answers on click for every question
One page visual handout for students to keep
Worksheet: Running Track and Stadium Design, plus an A* exam style question
Teacher notes with a 45 minute lesson sequence, differentiation, assessment for learning and homework answers
Original homework with answers
All content is original. Fonts: Calibri and Cambria (standard Office fonts).






