Finding Missing Angles in Triangles Workbook | KS2 Geometry, SATs & Year 6 Maths

Help pupils master missing angles in triangles with this structured and engaging KS2 geometry workbook. The pack develops fluency, reasoning and problem-solving through progressively challenging activities on right-angled, scalene, isosceles and mixed triangles. ✏️✨

Designed for Years 5 and 6, this comprehensive resource supports classroom teaching, intervention, homework and SATs preparation.

✨ What’s Included:

• 📘 17-page activity workbook

• 🔺 48 missing-angle questions

• 📐 Right-angled triangle practice

• 🟢 Scalene triangle questions

• 🟣 Isosceles triangle activities

• 🎯 Mixed triangle mini test

• 🧠 Reasoning and problem-solving challenges

• ❌ Spot-the-mistake activities

• 💬 True or false and explanation questions

• 👩‍🏫 Detailed teacher notes

• ✅ Complete answer keys

• 🖨️ Ready-to-print classroom resource

🎯 Perfect for:

• 📘 KS2 Maths

• 🏫 Years 5–6

• 📐 Geometry lessons

• 📝 SATs preparation

• 👩‍🏫 Whole-class teaching

• 👥 Small-group intervention

• 📚 Homework and revision

• ⭐ Greater-depth challenges

❤️ Why Teachers Love It:

• ✔ Progresses from foundation to challenge

• ✔ Reinforces that angles in a triangle total 180°

• ✔ Develops fluency, reasoning and problem-solving

• ✔ Includes a mixed mini assessment

• ✔ Supports differentiation and assessment

• ✔ Includes answers for quick marking

Pupils learn how to calculate missing angles using the 180° angle sum rule, recognise triangle types, use equal base angles in isosceles triangles and explain their reasoning clearly. The pack also includes challenge questions, common misconceptions, suggested lesson structures and marking guidance.

A practical, classroom-ready geometry resource that helps pupils build confidence with angles in triangles and prepare effectively for KS2 SATs Maths. 🔺📚🌟