Composite shapes with circles

Find the area and perimeter of running tracks, rings, garden beds and other shapes built from rectangles and parts of circles.

⏱ 20 min❓ 10 questions

What you'll be able to do

✔I can split a shape into rectangles, triangles and parts of circles
✔I can find the area of a ring (annulus) or circular path
✔I can solve practical problems such as tracks and garden beds

How this works

1Read the short explanations first — they teach you what you need before each question.
2Answer each question, then tap Check. A right answer moves you on automatically; if it's wrong, you'll see a friendly explanation of why.
3Finish all 3 steps to see your score — sign in and subscribe to unlock the full lesson and save it.

What's inside

10 questions and 1 quick teaching card, including:

🔢Number answer — Work out the answer and type the number.

👪Grown-up tip: sit alongside younger learners for the first few lessons. Read the questions together and chat about the explanations — that's where the real learning sticks.

Curriculum: AC9M8M03