CBSE Class 6 Mathematics Perimeter and Area MCQs Set A

Question. What is the formula for the perimeter of a rectangle?
(a) Length × Breadth
(b) 2 × (Length + Breadth)
(c) 4 × Side
(d) Length + Breadth

Answer: B

Question. A square has a perimeter of 36 cm. What is its area?
(a) 36 sq cm
(b) 81 sq cm
(c) 324 sq cm
(d) 64 sq cm

Answer: B

Question. Which of the following is a formula for the area of a square?
(a) Side × Side
(b) 2 × (Side + Side)
(c) Length × Breadth
(d) 4 × Side

Answer: A

Question. One side of a regular pentagon is 5 cm. Its perimeter is:
(a) 10 cm
(b) 25 cm
(c) 15 cm
(d) 50 cm

Answer: B

Question. A farmer wants to fence his rectangular field (120 m × 150 m) three times. What length of fencing is needed?
(a) 810 m
(b) 1620 m
(c) 540 m
(d) 1350 m

Answer: B

Question. What is the perimeter of a square with side length 6 m?
(a) 12 m
(b) 24 m
(c) 18 m
(d) 36 m

Answer: B

Question. The perimeter of a rectangle is calculated using
(a) l + b
(b) 2×(l+(B)
(c) l × b
(d) 2×l×b

Answer: B

Question. A rectangular floor is 6 m long and 4 m wide. A square carpet of side 3 m is placed on it. What is the area not covered by the carpet?
(a) 24 sq m
(b) 9 sq m
(c) 15 sq m
(d) 12 sq m

Answer: C

Question. If a square has a perimeter of 32 cm, what is the length of one side?
(a) 4 cm
(b) 6 cm
(c) 8 cm
(d) 16 cm

Answer: C

Question. A piece of wire is bent to form a square of side 8 cm. If the same wire is reshaped into a rectangle of length 10 cm, what is its breadth?
(a) 6 cm
(b) 8 cm
(c) 10 cm
(d) 12 cm

Answer: A

Question. A triangle has sides of 5 cm, 6 cm, and 7 cm. Its perimeter is
(a) 16 cm
(b) 18 cm
(c) 19 cm
(d) 20 cm

Answer: B

Question. The perimeter of a triangle is 18 cm. If two sides are 7 cm and 5 cm, what is the length of the third side?
(a) 5 cm
(b) 6 cm
(c) 7 cm
(d) 8 cm

Answer: B

Question. Which of the following has the same perimeter but different area?
(a) Square and rectangle
(b) Triangle and circle
(c) Circle and square
(d) Rectangle and circle

Answer: A

Question. What is the perimeter of a rectangle with length 10 m and breadth 5 m?
(a) 15 m
(b) 25 m
(c) 30 m
(d) 40 m

Answer: C

Question. A triangle has two sides 6 cm and 8 cm. If its perimeter is 21 cm, what is the length of the third side?
(a) 7 cm
(b) 8 cm
(c) 9 cm
(d) 6 cm

Answer: A

Question. What is the perimeter of a rectangle with length 15 m and breadth 10 m?
(a) 30 m
(b) 40 m
(c) 50 m
(d) 60 m

Answer: C

Question. A piece of string is 36 cm long. Forming a square, each side will be
(a) 6 cm
(b) 9 cm
(c) 12 cm
(d) 18 cm

Answer: B

Question. What is the area of a triangle whose base is 10 cm and height is 6 cm?
(a) 30 sq cm
(b) 60 sq cm
(c) 40 sq cm
(d) 36 sq cm

Answer: A

Question. Which of the following shapes has equal diagonals?
(a) Square
(b) Rectangle
(c) Both a and b
(d) Triangle

Answer: C

Question. The distance around a two-dimensional shape is:
(a) Area
(b) Perimeter
(c) Diagonal
(d) None of these

Answer: B

Question. A square has an area of 100 sq m. What is its perimeter?
(a) 40 m
(b) 20 m
(c) 30 m
(d) 10 m

Answer: A

Question. What is the area of a rectangle with length 12 m and breadth 4 m?
(a) 16 m²
(b) 24 m²
(c) 36 m²
(d) 48 m²

Answer: D

Question. A hexagon with a total perimeter of 24 cm has each side equal to
(a) 4 cm
(b) 6 cm
(c) 8 cm
(d) 3 cm

Answer: A

Question. Which of the following shapes has all sides of equal length?
(a) Rectangle
(b) Square
(c) Triangle
(d) Parallelogram

Answer: B

Question. Which shape encloses the most area for a given perimeter?
(a) Triangle
(b) Rectangle
(c) Square
(d) Circle

Answer: D

Question. A rectangular garden of area 200 sq m has a length of 20 m. What is its width?
(a) 10 m
(b) 5 m
(c) 15 m
(d) 20 m

Answer: A

Question. The perimeter of a triangle with sides 3 cm, 4 cm, and 5 cm is:
(a) 10 cm
(b) 12 cm
(c) 14 cm
(d) 9 cm

Answer: B

Fill in the blanks.

Question. The perimeter of square is __________ [(4 × Side)/(4 + Side)]
Answer: 4 × Side

Question. The perimeter of a regular triangle is __________ [(3 × Side)/(3 + Side)]
Answer: 3 × Side

Question. The perimeter of an equilateral triangle = __________
Answer: 3 × Side