Angles, shapes and proof. This is where students guess — and the mark scheme quietly laughs.

Quick Summary

Geometry is about reasons. The answer is not just the number; the reason often carries marks.

• ✅ Must-know skills
• ⚠️ Common mistakes

Reason Bank

• Angle reasons students must write properly

Exam Practice

• Easy
• Medium
• Hard

Revision Checklist

• [ ] I can use angle facts with reasons.
• [ ] I can solve polygon angle questions.
• [ ] I understand similarity vs congruence.
• [ ] I can handle bearings carefully.
• [ ] I can write geometry reasons clearly.