🧮 Area & Perimeter of Rectangles

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Solve each problem. Show your working if you need to.

1.Area of 3 m × 12 m rectangle

2.Perimeter of 12 cm × 5 cm rectangle

3.Area of 3 m × 2 m rectangle

4.Perimeter of 15 cm × 9 cm rectangle

5.Area of 15 m × 11 m rectangle

6.Perimeter of 13 cm × 11 cm rectangle

7.Area of 3 m × 4 m rectangle

8.Perimeter of 10 cm × 2 cm rectangle

9.Area of 4 m × 4 m rectangle

10.Perimeter of 3 cm × 5 cm rectangle

11.Area of 4 m × 8 m rectangle

12.Perimeter of 11 cm × 6 cm rectangle

Answer key: 1. 36 m² · 2. 34 cm · 3. 6 m² · 4. 48 cm · 5. 165 m² · 6. 48 cm · 7. 12 m² · 8. 24 cm · 9. 16 m² · 10. 16 cm · 11. 32 m² · 12. 34 cm

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Worksheets › Grade 4 › Numbers & maths

Grade 4 (ages 9–10)Numbers & mathsFree printable PDF

About this grade 4 worksheet

Free 4th grade worksheet: use formulas to find the area and perimeter of rectangles, and missing side lengths. Answer key included. Skill: Area and perimeter formulas. Level: Grade 4 — also suits Year 5 (UK).

For teachers: skills & standards

CCSS 4.MD.A.3: Apply area and perimeter formulas for rectangles
Works as a morning-work page, a centre/station activity, homework or an early-finisher task.

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What age is it for?

It is designed for Grade 4 (ages 9–10), but use it with any child who is ready.

What skills does it build?

Area and perimeter formulas.

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Pagine's free library has 20,000+ children's books you can read in the Pagine e-reader or the free Pagine app — sorted by age and grade, with free audiobooks too.

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