Arcs & Sectors
The circle in degrees — length of an arc and area of a sector, plus segments, sector perimeters and real-world applications (syllabus 3.4). Radians are not required at SL.
Start practising → Formula sheet (PDF) ↗Sample questions
- Easy Arc length No Calculator [3]
- Medium Perimeter of a sector No Calculator [4]
- Hard Area of a segment No Calculator [5]
About this topic
These are original, exam-style questions written to match the IB Mathematics syllabus for Applications & Interpretation SL (Topic 3.4). Every question has a full worked solution with mark allocations matching real IB marking schemes. Questions are labelled Paper 1 or Paper 2.
How to practise
- Open the question bank using the button above.
- Attempt the question, writing out your working.
- Reveal the full worked solution and compare your method step by step.
- Use the difficulty and calculator filters to focus on what you need most.