Vertically Opposite Angles

Year 6 MathsGeometry3 pages

About this worksheet

An end-of-lesson recap of three angle rules for Year 6 maths. The sheet summarises the rules in boxes, then asks pupils to find the missing angle beside 130° on a straight line, spot what Maya did wrong when she calculated 360 - 40 for an angle on a straight line, and explain vertically opposite angles to a Year 5 pupil. Answer key with marking guidance included. Matched to the England National Curriculum angles objective.

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Curriculum objectives covered

Geometry — properties of shapes

Recognise angles where they meet at a point, are on a straight line, or are vertically opposite, and find missing angles.

The recap, checks and error analysis all work through this single objective.

What's inside this worksheet

Lesson Summary: The Three Golden Rules

Boxed statements of the three angle facts, with no questions.

Quick Knowledge Check

Diagram questions, including the angle vertically opposite 110°.

Thinking About Thinking

Error analysis of Maya's working and an explain-it-to-Year-5 task.

Answer key

Detailed solutions and marking guidance.

How teachers use it

Plenary

The wrap-up structure is built for the last fifteen minutes of an angles lesson.

Assessment check

Maya's error reveals the 360-versus-180 confusion quickly.

Peer teaching

The explain-to-Year-5 task works well spoken aloud in pairs first.

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