Free interactive practice
Play Shape, Angle & Symmetry Lab
Classify supplied triangles and quadrilaterals, identify acute, right and obtuse angles, count symmetry lines and complete a reflected triangle. Saving is off unless you choose it.
Choose the missing vertex of a reflected triangle across a vertical mirror line. Slanted-line reflection and drawing the reflected figure are not assessed.
Year 4 · Maths
Use Symmetry
Start here
Focus on reflecting shapes in a mirror line. Open support for “Identify Reflected Shapes in a Slanted Mirror Line”, then explain the idea in your own words.
Year 4 learners practise reflecting shapes in a mirror line.
The activities include Identify Reflected Shapes in a Slanted Mirror Line, Recognise Figures Reflected in a Mirror Line. The checked support below includes lesson, teaching, interactive, video. Open a resource in its provider's website and choose the format that best helps the learner explain the idea independently.
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Watch it explained
watch a video explanation
How Do You Complete a Symmetric Figure? | KS2 Maths Concept for Kids
Best for: a clear explanation before you practise
Reflect Polygons In A Line Of Symmetry
Best for: a clear explanation before you practise
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Learn it properly
lessons and teaching pages
Complete Simple Reflections Resource Pack
Best for: a structured lesson to work through
Planit Y4 Properties Of Shape Lesson Pack Symmetrical Patterns
Best for: a structured lesson to work through
Reflect Polygons In A Line Of Symmetry worksheet and quiz downloads
Best for: worked examples and step-by-step teaching
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Practise it
questions and activities to try
Reflect Shapes
Best for: active questions with immediate feedback
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Print and finish
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