Primary 4 Mathematics · Chapter 12 · Practice sheet

Lesson 12.6: Word Problems: Area and Perimeter

Name:Date:Marks: / 15

Section A · Multiple choice 4 marks

1. A rectangular field is 40 m long and 25 m wide. A fence is built once round it. What is the length of the fence?1 mark

(A) 1000 m(B) 65 m(C) 90 m(D) 130 m

2. Square tiles with sides of 2 m cover a rectangular floor 12 m by 8 m. How many tiles are needed?1 mark

(A) 24 tiles(B) 48 tiles(C) 96 tiles(D) 20 tiles

3. A rectangle is 16 cm by 8 cm. A square has the same perimeter. What is the length of a side of the square?1 mark

(A) 24 cm(B) 12 cm(C) 16 cm(D) 8 cm

4. A rectangle is 25 cm by 4 cm. A square has the same area. What is the length of a side of the square?1 mark

(A) 29 cm(B) 50 cm(C) 10 cm(D) 100 cm

Section B · Write your answer 11 marks

5. A garden is 40 m by 25 m. A pond 10 m by 8 m is in the garden. The rest is grass. What is the area of the grass?1 mark

6. A rectangle has a perimeter of 60 m and a breadth of 12 m. What is its length?1 mark

7. A square garden has sides of 15 m. How much fencing is needed to go round it?1 mark

8. All the lines meet at right angles. What is the area of the L-shaped garden?1 mark

9. A rectangular garden has an area of 126 m² and a length of 14 m. What is its breadth?1 mark

10. A rectangular room 8 m by 5 m is covered with carpet. Carpet costs $12 per square metre. How much does the carpet cost?2 marks

11. A rectangular pool is 25 m by 10 m. A path 2 m wide goes all round the outside of the pool. What is the area of the path?2 marks

12. All the lines meet at right angles. A fence is built round this L-shaped garden. Fencing costs $4 per metre. How much does the fencing cost?2 marks

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