Small practice. Bright discoveries.Explore the free starter collection
worksheetstudio.
Sign in
Back to worksheets
MathsAges 10-12

Area & perimeter

Use labelled rectangles to calculate area and perimeter. Keep square units and length units distinct. Review suitability for your learners before teaching.

New variationTry interactive challengeBrowse templates
Age band:Ages 7-9Ages 10-12

Choose “Save as PDF” to keep a copy. Use your browser’s paper setting for A4 or Letter.

Worksheet StudioPractice pack · Ages 10-12

Area & perimeter

Take your time. Show your thinking.

  1. 1. A rectangle is 19 cm long and 6 cm wide. Find its area.

    19 cm6 cm

  2. 2. A rectangle is 13 cm long and 8 cm wide. Find its perimeter.

    13 cm8 cm

  3. 3. A rectangle is 19 cm long and 12 cm wide. Find its perimeter.

    19 cm12 cm

  4. 4. A rectangle is 2 cm long and 2 cm wide. Find its area.

    2 cm2 cm

  5. 5. A rectangle is 13 cm long and 4 cm wide. Find its area.

    13 cm4 cm

  6. 6. A rectangle is 2 cm long and 5 cm wide. Find its area.

    2 cm5 cm

  7. 7. A rectangle is 4 cm long and 11 cm wide. Find its perimeter.

    4 cm11 cm

  8. 8. A rectangle is 20 cm long and 9 cm wide. Find its area.

    20 cm9 cm

  9. 9. A rectangle is 11 cm long and 7 cm wide. Find its perimeter.

    11 cm7 cm

  10. 10. A rectangle is 5 cm long and 4 cm wide. Find its perimeter.

    5 cm4 cm

  11. 11. A rectangle is 13 cm long and 11 cm wide. Find its area.

    13 cm11 cm

  12. 12. A rectangle is 3 cm long and 9 cm wide. Find its area.

    3 cm9 cm
12 questions · Seed 95 · Age guidance, not curriculum certification
View the answer key
Worksheet StudioAnswer key · Ages 10-12

Area & perimeter

Answers and reasoning. Review before teaching.

  1. 1. A rectangle is 19 cm long and 6 cm wide. Find its area.

    114 cm²

    19 × 6 = 114 cm².

  2. 2. A rectangle is 13 cm long and 8 cm wide. Find its perimeter.

    42 cm

    2 × (13 + 8) = 42 cm.

  3. 3. A rectangle is 19 cm long and 12 cm wide. Find its perimeter.

    62 cm

    2 × (19 + 12) = 62 cm.

  4. 4. A rectangle is 2 cm long and 2 cm wide. Find its area.

    4 cm²

    2 × 2 = 4 cm².

  5. 5. A rectangle is 13 cm long and 4 cm wide. Find its area.

    52 cm²

    13 × 4 = 52 cm².

  6. 6. A rectangle is 2 cm long and 5 cm wide. Find its area.

    10 cm²

    2 × 5 = 10 cm².

  7. 7. A rectangle is 4 cm long and 11 cm wide. Find its perimeter.

    30 cm

    2 × (4 + 11) = 30 cm.

  8. 8. A rectangle is 20 cm long and 9 cm wide. Find its area.

    180 cm²

    20 × 9 = 180 cm².

  9. 9. A rectangle is 11 cm long and 7 cm wide. Find its perimeter.

    36 cm

    2 × (11 + 7) = 36 cm.

  10. 10. A rectangle is 5 cm long and 4 cm wide. Find its perimeter.

    18 cm

    2 × (5 + 4) = 18 cm.

  11. 11. A rectangle is 13 cm long and 11 cm wide. Find its area.

    143 cm²

    13 × 11 = 143 cm².

  12. 12. A rectangle is 3 cm long and 9 cm wide. Find its area.

    27 cm²

    3 × 9 = 27 cm².

12 questions · Seed 95 · Age guidance, not curriculum certification
Worksheet StudioPractice pack · Ages 10-12

Area & perimeter

Take your time. Show your thinking.

  1. 1. A rectangle is 19 cm long and 6 cm wide. Find its area.

    19 cm6 cm

  2. 2. A rectangle is 13 cm long and 8 cm wide. Find its perimeter.

    13 cm8 cm

  3. 3. A rectangle is 19 cm long and 12 cm wide. Find its perimeter.

    19 cm12 cm

  4. 4. A rectangle is 2 cm long and 2 cm wide. Find its area.

    2 cm2 cm

  5. 5. A rectangle is 13 cm long and 4 cm wide. Find its area.

    13 cm4 cm

  6. 6. A rectangle is 2 cm long and 5 cm wide. Find its area.

    2 cm5 cm

  7. 7. A rectangle is 4 cm long and 11 cm wide. Find its perimeter.

    4 cm11 cm

  8. 8. A rectangle is 20 cm long and 9 cm wide. Find its area.

    20 cm9 cm

  9. 9. A rectangle is 11 cm long and 7 cm wide. Find its perimeter.

    11 cm7 cm

  10. 10. A rectangle is 5 cm long and 4 cm wide. Find its perimeter.

    5 cm4 cm

  11. 11. A rectangle is 13 cm long and 11 cm wide. Find its area.

    13 cm11 cm

  12. 12. A rectangle is 3 cm long and 9 cm wide. Find its area.

    3 cm9 cm
12 questions · Seed 95 · Age guidance, not curriculum certification
Worksheet StudioAnswer key · Ages 10-12

Area & perimeter

Answers and reasoning. Review before teaching.

  1. 1. A rectangle is 19 cm long and 6 cm wide. Find its area.

    114 cm²

    19 × 6 = 114 cm².

  2. 2. A rectangle is 13 cm long and 8 cm wide. Find its perimeter.

    42 cm

    2 × (13 + 8) = 42 cm.

  3. 3. A rectangle is 19 cm long and 12 cm wide. Find its perimeter.

    62 cm

    2 × (19 + 12) = 62 cm.

  4. 4. A rectangle is 2 cm long and 2 cm wide. Find its area.

    4 cm²

    2 × 2 = 4 cm².

  5. 5. A rectangle is 13 cm long and 4 cm wide. Find its area.

    52 cm²

    13 × 4 = 52 cm².

  6. 6. A rectangle is 2 cm long and 5 cm wide. Find its area.

    10 cm²

    2 × 5 = 10 cm².

  7. 7. A rectangle is 4 cm long and 11 cm wide. Find its perimeter.

    30 cm

    2 × (4 + 11) = 30 cm.

  8. 8. A rectangle is 20 cm long and 9 cm wide. Find its area.

    180 cm²

    20 × 9 = 180 cm².

  9. 9. A rectangle is 11 cm long and 7 cm wide. Find its perimeter.

    36 cm

    2 × (11 + 7) = 36 cm.

  10. 10. A rectangle is 5 cm long and 4 cm wide. Find its perimeter.

    18 cm

    2 × (5 + 4) = 18 cm.

  11. 11. A rectangle is 13 cm long and 11 cm wide. Find its area.

    143 cm²

    13 × 11 = 143 cm².

  12. 12. A rectangle is 3 cm long and 9 cm wide. Find its area.

    27 cm²

    3 × 9 = 27 cm².

12 questions · Seed 95 · Age guidance, not curriculum certification