Area and Perimeter Worksheet

Quantitative aptitude lesson 25: Area and perimeter · Set 251 · 40 questions

The method (Round and inside): Rectangle: area = l × b, perimeter = 2 × (l + b). Square: area = side × side, perimeter = 4 × side. Triangle: area = ½ × base × height. Circle (π = 22/7): area = π × r × r, circumference = 2 × π × r. Path outside a garden: (l + 2w) × (b + 2w) − l × b.

1. 1.A triangle has a base of 20 cm and a height of 12 cm. What is its area (in sq cm)?
2. 2.A rectangle has an area of 18 sq cm and a length of 6 cm. What is its perimeter (in cm)?
3. 3.A park is 16 m long and 10 m wide. Fencing costs ₹11 per metre. What does it cost to fence the park all round (in ₹)?
4. 4.A garden is 34 m long and 11 m wide. A path 3 m wide runs all round it, outside. What is the area of the path (in sq m)?
5. 5.A round wheel has a radius of 7 cm. What is its circumference (take π = 22/7; in cm)?
6. 6.A park is 17 m long and 8 m wide. Fencing costs ₹25 per metre. What does it cost to fence the park all round (in ₹)?
7. 7.A rectangle has an area of 252 sq cm and a length of 28 cm. What is its perimeter (in cm)?
8. 8.A rectangle has an area of 42 sq cm and a length of 14 cm. What is its perimeter (in cm)?
9. 9.A park is 16 m long and 12 m wide. Fencing costs ₹9 per metre. What does it cost to fence the park all round (in ₹)?
10. 10.A round wheel has a radius of 14 cm. What is its circumference (take π = 22/7; in cm)?
11. 11.A round wheel has a diameter of 56 cm. What is its circumference (take π = 22/7; in cm)?
12. 12.A rectangular field is 15 m long and 7 m wide. What is its area (in sq m)?
13. 13.A rectangular field is 14 m long and 12 m wide. What is its area (in sq m)?
14. 14.A garden is 34 m long and 26 m wide. A path 3 m wide runs all round it, outside. What is the area of the path (in sq m)?
15. 15.A rectangle has an area of 195 sq cm and a length of 15 cm. What is its perimeter (in cm)?
16. 16.A rectangle has an area of 450 sq cm and a length of 25 cm. What is its perimeter (in cm)?
17. 17.A park is 46 m long and 45 m wide. Fencing costs ₹6 per metre. What does it cost to fence the park all round (in ₹)?
18. 18.A triangle has a base of 7 cm and a height of 14 cm. What is its area (in sq cm)?
19. 19.Find the area of a circle of radius 7 cm (take π = 22/7; answer in sq cm).
20. 20.Find the area of a circle of radius 21 cm (take π = 22/7; answer in sq cm).
21. 21.A park is 26 m long and 21 m wide. Fencing costs ₹30 per metre. What does it cost to fence the park all round (in ₹)?
22. 22.The perimeter of a square is 28 cm. What is its area (in sq cm)?
23. 23.The perimeter of a square is 16 cm. What is its area (in sq cm)?
24. 24.A garden is 17 m long and 11 m wide. A path 1 m wide runs all round it, outside. What is the area of the path (in sq m)?
25. 25.A triangle has a base of 22 cm and a height of 25 cm. What is its area (in sq cm)?
26. 26.A park is 43 m long and 23 m wide. Fencing costs ₹6 per metre. What does it cost to fence the park all round (in ₹)?
27. 27.The perimeter of a square is 24 cm. What is its area (in sq cm)?
28. 28.A park is 13 m long and 8 m wide. Fencing costs ₹13 per metre. What does it cost to fence the park all round (in ₹)?
29. 29.Find the area of a circle of radius 28 cm (take π = 22/7; answer in sq cm).
30. 30.The perimeter of a square is 64 cm. What is its area (in sq cm)?
31. 31.A park is 48 m long and 15 m wide. Fencing costs ₹33 per metre. What does it cost to fence the park all round (in ₹)?
32. 32.A park is 20 m long and 6 m wide. Fencing costs ₹32 per metre. What does it cost to fence the park all round (in ₹)?
33. 33.A triangle has a base of 6 cm and a height of 14 cm. What is its area (in sq cm)?
34. 34.A triangle has a base of 25 cm and a height of 6 cm. What is its area (in sq cm)?
35. 35.The perimeter of a square is 40 cm. What is its area (in sq cm)?
36. 36.A triangle has a base of 9 cm and a height of 4 cm. What is its area (in sq cm)?
37. 37.A triangle has a base of 25 cm and a height of 22 cm. What is its area (in sq cm)?
38. 38.A rectangle has an area of 384 sq cm and a length of 24 cm. What is its perimeter (in cm)?
39. 39.A rectangular field is 6 m long and 5 m wide. What is its area (in sq m)?
40. 40.The perimeter of a square is 116 cm. What is its area (in sq cm)?

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