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Perimeter of Regular and Irregular Polygons Math Worksheets | Paper | Metric Units

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Measure and calculate the perimeter of polygons with these math worksheets. Use them for practice, review, or assessment. They only take moments to prep and make differentiation easy peasy.

This set is included in our aligned bundles for Grade 3: Alberta Time and MeasurementAlberta Full YearBC Time and MeasurementBC Full YearSaskatchewan Time and Measurement, and Saskatchewan Full Year.

This easy-to-use resource includes:

  • 15 different pages that practice finding the perimeter of rectangles and polygons. Students will solve for a missing side when given the perimeter and the other sides of a polygon. Students do not need to use formulas to solve these equations.
  • pages that can easily be used as assessments.
  • two pages of word problems.
  • a colouring activity to review the concept.
  • answer keys or suggested answers for all 15 pages.
  • Canadian/British spellings and metric measurements.
  • SI Notation, so numbers are written with spaces between place values instead of commas. (Example: 86 000 instead of 86,000).

This set aligns with:

  • Alberta Mathematics Curriculum Grade 3 ©2022
  • British Columbia Mathematics Curricular Competencies Grade 3
  • Saskatchewan Mathematics Curriculum Grade 3 SS3.3

  This set supports:

  • any lesson about length or perimeter.
  • any lesson to practice working in metric units.

We use this set with:

Ninja Note: This file is a PDF and requires printing for students to use.

Try a free sample of our Grade 3 worksheets.

Use our free alignment guide to help figure out which sets work for you.

Have a question? Before contacting us, check our Frequently Asked Questions page.