Q1. The perimeter of a rectangle with length l and breadth b is:
(a) l + b
(b) 2l + b
(c) l + 2b
(d) 2(l + b)
Q2. A square has side 8 cm. Its perimeter is:
(a) 16 cm
(b) 24 cm
(c) 32 cm
(d) 64 cm
Q3. An equilateral triangle has side 9 cm. Its perimeter is:
(a) 18 cm
(b) 27 cm
(c) 36 cm
(d) 45 cm
Q4. Which of the following is a correct unit of area?
(a) cm
(b) m
(c) cm²
(d) km
Q5. A square’s area is 81 cm². Its perimeter is:
(a) 18 cm
(b) 27 cm
(c) 36 cm
(d) 81 cm
Q6. Find the perimeter of a quadrilateral with side lengths 7 cm, 9 cm, 6 cm, and 8 cm.
Q7. The perimeter of a square garden is 1.2 m. Find the length of each side (in cm).
Q8. Find the area of a rectangle with length 13 cm and breadth 9 cm.
Q9. A rectangle has area 84 cm² and breadth 7 cm. Find its length and perimeter.
Q10. Convert 2.5 m to cm. Then find the perimeter of a rectangle with length 2.5 m and breadth 80 cm (answer in cm).
Q11. The perimeter of a rectangular field is 94 m. The length of the field is twice its breadth plus 5 m. Find the length, breadth, and area of the field.
Q12. A rectangular room is 6 m long and 4 m wide. Square tiles of side 20 cm are used to cover the floor. How many tiles are needed to cover the floor completely?
Q13. A rectangle has length 30 m and breadth 10 m.
(a) Find its perimeter and area.
(b) Make a square with the same perimeter. Find its side and area.
(c) Compare the areas. Which shape encloses more area with the same boundary length?
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1. What is the formula for calculating the perimeter of a rectangle? | ![]() |
2. How do you find the area of a triangle? | ![]() |
3. What is the difference between perimeter and area? | ![]() |
4. Can the area of a square be determined if only the perimeter is known? | ![]() |
5. What units are commonly used to measure area? | ![]() |