Helix 4 Inch (10 cm) 180° Protractor – Pack of 50 [3044]

This great‑value pack of 50 Helix 180‑degree protractors is an essential resource for busy classrooms. Designed to support clear and accurate angle measurement, these traditional protractors are ideal for everyday use in mathematics and geometry lessons.

Each protractor measures 4 inches (10 cm) and is manufactured from clear, transparent material, allowing students to see lines and angles beneath for improved accuracy. The reversed degree scale helps learners measure angles correctly from either direction, supporting confidence and understanding in geometric tasks.

Supplied as a generous classroom pack, these Helix protractors are durable, easy to handle and perfectly suited for individual, paired or group activities.

Key Features

• Pack of 50 traditional 180° protractors
• 4‑inch / 10 cm size – ideal for classroom use
• Clear plastic construction for accurate alignment
• 180‑degree angle measurement
• Reversed degree scale for easy reading from either direction
• Durable and lightweight for frequent handling
• Trusted Helix brand quality
• Product code: 3044

Ideal for School Maths & Geometry Lessons

Perfect for KS2, KS3 and secondary mathematics, these Helix protractors support a wide range of classroom activities, including:

• Measuring and drawing accurate angles
• Learning basic and advanced geometry concepts
• Supporting construction and diagram work
• Encouraging independent and confident measurement skills
• Equipping whole classes with reliable tools

Practical, accurate and cost‑effective, the Helix 4 Inch 180° Protractor Pack is a classroom essential that helps students build strong foundations in geometry and mathematical measurement.