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ACARA AC9M1SP01, Classify shapes by their sides

Year 1 · Space

Recognise, compare and group shapes by their number of sides, using words like straight, curved, opposite and parallel.

Below are free printable maths worksheets that support AC9M1SP01. Print them as PDFs, or generate a fresh one. Every maths answer key is computed in code, so it is never wrong.

Teaching guide

What students learn

Recognise, compare and group shapes by their number of sides, using words like straight, curved, opposite and parallel.

How to teach it

Sort shapes by their number of sides, tracing each side and counting once. Use words like straight, curved and corner.

Worked example
How many sides does a octagon have?
Answer: 8

Generated and checked in code, so it is correct.

Watch out for

Counting a corner as a side, or losing count on shapes with many sides.

2D Shapes worksheets

Shapes worksheets

2D Shapes worksheets

Make a worksheet for AC9M1SP01
More Year 1 Space codes: AC9M1SP02
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Australian Curriculum content descriptions (c) ACARA, used under CC BY 4.0. Descriptions are paraphrased. See australiancurriculum.edu.au.