3rd Grade Math Centers

(Marvins-Underground-K-12) #1

Measuring Perimeter


Materials: pack of assorted polygons, rulers





  1. Choose 5 polygons. Trace around the polygons.

  2. Use a ruler to measure the perimeter of each polygon. Write the
    measurement above each side.

  3. Write an equation to show how you calculated the perimeter of each
    polygon.

  4. Order the shapes from shortest to longest perimeter.

  5. Calculate the difference in length between the longest and shortest
    perimeter. Show your work.

  6. Share your work with a partner.

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