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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.

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Age band:Ages 7-9Ages 10-12

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Worksheet StudioPractice pack · Ages 10-12

Area & perimeter

Take your time. Show your thinking.

  1. 1. A rectangle is 7 cm long and 12 cm wide. Find its area.

    7 cm12 cm

  2. 2. A rectangle is 13 cm long and 10 cm wide. Find its area.

    13 cm10 cm

  3. 3. A rectangle is 6 cm long and 10 cm wide. Find its perimeter.

    6 cm10 cm

  4. 4. A rectangle is 9 cm long and 6 cm wide. Find its area.

    9 cm6 cm

  5. 5. A rectangle is 9 cm long and 10 cm wide. Find its area.

    9 cm10 cm

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

    6 cm5 cm

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

    10 cm5 cm

  8. 8. A rectangle is 5 cm long and 9 cm wide. Find its perimeter.

    5 cm9 cm

  9. 9. A rectangle is 19 cm long and 11 cm wide. Find its perimeter.

    19 cm11 cm

  10. 10. A rectangle is 4 cm long and 7 cm wide. Find its area.

    4 cm7 cm

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

    3 cm3 cm

  12. 12. A rectangle is 4 cm long and 8 cm wide. Find its area.

    4 cm8 cm
12 questions · Seed 52 · 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 7 cm long and 12 cm wide. Find its area.

    84 cm²

    7 × 12 = 84 cm².

  2. 2. A rectangle is 13 cm long and 10 cm wide. Find its area.

    130 cm²

    13 × 10 = 130 cm².

  3. 3. A rectangle is 6 cm long and 10 cm wide. Find its perimeter.

    32 cm

    2 × (6 + 10) = 32 cm.

  4. 4. A rectangle is 9 cm long and 6 cm wide. Find its area.

    54 cm²

    9 × 6 = 54 cm².

  5. 5. A rectangle is 9 cm long and 10 cm wide. Find its area.

    90 cm²

    9 × 10 = 90 cm².

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

    22 cm

    2 × (6 + 5) = 22 cm.

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

    30 cm

    2 × (10 + 5) = 30 cm.

  8. 8. A rectangle is 5 cm long and 9 cm wide. Find its perimeter.

    28 cm

    2 × (5 + 9) = 28 cm.

  9. 9. A rectangle is 19 cm long and 11 cm wide. Find its perimeter.

    60 cm

    2 × (19 + 11) = 60 cm.

  10. 10. A rectangle is 4 cm long and 7 cm wide. Find its area.

    28 cm²

    4 × 7 = 28 cm².

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

    9 cm²

    3 × 3 = 9 cm².

  12. 12. A rectangle is 4 cm long and 8 cm wide. Find its area.

    32 cm²

    4 × 8 = 32 cm².

12 questions · Seed 52 · Age guidance, not curriculum certification
Worksheet StudioPractice pack · Ages 10-12

Area & perimeter

Take your time. Show your thinking.

  1. 1. A rectangle is 7 cm long and 12 cm wide. Find its area.

    7 cm12 cm

  2. 2. A rectangle is 13 cm long and 10 cm wide. Find its area.

    13 cm10 cm

  3. 3. A rectangle is 6 cm long and 10 cm wide. Find its perimeter.

    6 cm10 cm

  4. 4. A rectangle is 9 cm long and 6 cm wide. Find its area.

    9 cm6 cm

  5. 5. A rectangle is 9 cm long and 10 cm wide. Find its area.

    9 cm10 cm

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

    6 cm5 cm

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

    10 cm5 cm

  8. 8. A rectangle is 5 cm long and 9 cm wide. Find its perimeter.

    5 cm9 cm

  9. 9. A rectangle is 19 cm long and 11 cm wide. Find its perimeter.

    19 cm11 cm

  10. 10. A rectangle is 4 cm long and 7 cm wide. Find its area.

    4 cm7 cm

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

    3 cm3 cm

  12. 12. A rectangle is 4 cm long and 8 cm wide. Find its area.

    4 cm8 cm
12 questions · Seed 52 · Age guidance, not curriculum certification
Worksheet StudioAnswer key · Ages 10-12

Area & perimeter

Answers and reasoning. Review before teaching.

  1. 1. A rectangle is 7 cm long and 12 cm wide. Find its area.

    84 cm²

    7 × 12 = 84 cm².

  2. 2. A rectangle is 13 cm long and 10 cm wide. Find its area.

    130 cm²

    13 × 10 = 130 cm².

  3. 3. A rectangle is 6 cm long and 10 cm wide. Find its perimeter.

    32 cm

    2 × (6 + 10) = 32 cm.

  4. 4. A rectangle is 9 cm long and 6 cm wide. Find its area.

    54 cm²

    9 × 6 = 54 cm².

  5. 5. A rectangle is 9 cm long and 10 cm wide. Find its area.

    90 cm²

    9 × 10 = 90 cm².

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

    22 cm

    2 × (6 + 5) = 22 cm.

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

    30 cm

    2 × (10 + 5) = 30 cm.

  8. 8. A rectangle is 5 cm long and 9 cm wide. Find its perimeter.

    28 cm

    2 × (5 + 9) = 28 cm.

  9. 9. A rectangle is 19 cm long and 11 cm wide. Find its perimeter.

    60 cm

    2 × (19 + 11) = 60 cm.

  10. 10. A rectangle is 4 cm long and 7 cm wide. Find its area.

    28 cm²

    4 × 7 = 28 cm².

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

    9 cm²

    3 × 3 = 9 cm².

  12. 12. A rectangle is 4 cm long and 8 cm wide. Find its area.

    32 cm²

    4 × 8 = 32 cm².

12 questions · Seed 52 · Age guidance, not curriculum certification