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Geometry · Grades 3 to 5

Perimeter worksheet generator

This generator makes perimeter worksheets with rectangles and regular polygons (pentagons, hexagons and octagons). Students add the side lengths to find the distance around.

PerimeterLetter 8.5 × 11 in · answer key on the last page
Settings

Settings

In the print window choose Letter and 100% scale, or Save as PDF.

Perimeter
NameDate

Find the perimeter of each shape. Add up the lengths of all the sides.

  1. 1.
    9 cm2 cm
    Perimeter =
  2. 2.
    12 ft7 ft
    Perimeter =
  3. 3.
    each side 4 cm
    Regular octagon. Perimeter =
  4. 4.
    8 ft3 ft
    Perimeter =
  5. 5.
    16 m7 m
    Perimeter =
  6. 6.
    each side 3 in
    Regular hexagon. Perimeter =
  7. 7.
    15 m12 m
    Perimeter =
  8. 8.
    5 cm15 cm
    Perimeter =
  9. 9.
    each side 10 m
    Regular octagon. Perimeter =
nation1.netSheet 267268384
Perimeter
Answer key
  1. 1.9 by 222 cm
  2. 2.12 by 738 ft
  3. 3.8 × 432 cm
  4. 4.8 by 322 ft
  5. 5.16 by 746 m
  6. 6.6 × 318 in
  7. 7.15 by 1254 m
  8. 8.5 by 1540 cm
  9. 9.8 × 1080 m
nation1.netSheet 267268384 · answers
PagesFit to widthPrints at 100%

About this worksheet

For a rectangle, perimeter is 2 × (length + width). For a regular polygon every side is equal, so the perimeter is the number of sides times one side length.

Teaching tip

Ask students to write the addition out in full for the first rectangle before using the shortcut.

How to use the generator

Change the settings and the sheet updates as you go. New worksheet gives a fresh set of problems with a new answer key. Print or save PDF opens your browser's print window: pick Letter paper and 100% scale, or Save as PDF to keep a copy.