Calculating perimeter using centimetres

Calculating perimeter using centimetres

Year 6
Perimeter of irregular shapes.
Activity Type
Activity ID


What a brilliant site you have!!! I love it, especially as it saves me hours and hours of hard work. Others who haven't found your site yet don't know what they are missing!

It is quite frankly the best money I have ever spent on my child. I really cannot thank you enough for providing this, it really is brilliant.

You have the most amazing program. Everybody loves it and the student's results have been in the high 90%'s, it's definitely due to your program.

aasl award

Awarded June 2012
“Best Educational Website
for Teaching and Learning”

  • KS2.Y3 – KS2 Year 3
    • Year 3 programme of study
      • KS2.Y3.M – Measurement

        • Pupils should be taught to:

  • Year 5
    • Measurement and Geometry
      • Using units of measurement

        • ACMMG108 – Choose appropriate units of measurement for length, area, volume, capacity and mass

  • 6 – Year 6
    • 6.GM – Geometry and measurement
      • 6.GM.1 – Measure time and the attributes of objects, choosing appropriate standard units

  • 7 – Year 7
    • 7.GM – Geometry and measurement
      • 7.GM.2 – Make simple conversions between units, using whole numbers

  • 3 – Grade 3
    • 3.MD – Measurement & Data
      • Mathematics

        • 3.MD.8 – Solve real world and mathematical problems involving perimeters of polygons, including finding the perimeter given the side lengths, finding an unknown side length, and exhibiting rectangles with the same perimeter and different areas or with the same area and different perimeters.