Class 7 Mathematics

Chapter 11: Perimeter and Area

MCQs with Answers & Explanations

Q1. The distance around a closed figure is called:

A. Area
B. Volume
C. Perimeter
D. Height

Correct Answer: C

Explanation:
Perimeter means the total distance around a closed shape.

Q2. What is the formula for the perimeter of a rectangle?

A. l × b
B. 2 × (l + b)
C. 4 × l
D. l + b

Correct Answer: B

Explanation:
A rectangle has two lengths and two breadths. So, perimeter = 2 × (length + breadth).

Q3. The area of a rectangle is found by:

A. l + b
B. 2 × (l + b)
C. l × b
D. 4 × l

Correct Answer: C

Explanation:
Area means the space inside a rectangle. So, area = length × breadth.

Q4. The perimeter of a square of side 6 cm is:

A. 12 cm
B. 18 cm
C. 24 cm
D. 36 cm

Correct Answer: C

Explanation:
Perimeter of a square = 4 × side = 4 × 6 = 24 cm.

Q5. The area of a square of side 5 cm is:

A. 10 cm²
B. 20 cm²
C. 25 cm²
D. 30 cm²

Correct Answer: C

Explanation:
Area of a square = side × side = 5 × 5 = 25 cm².

Q6. Which unit is used to measure area?

A. cm
B. m
C. cm²
D. km

Correct Answer: C

Explanation:
Area is measured in square units like cm² or m².

Q7. The perimeter of a rectangle is 36 cm. If its length is 10 cm, what is its breadth?

A. 6 cm
B. 8 cm
C. 10 cm
D. 16 cm

Correct Answer: A

Explanation:
Perimeter = 2 × (l + b)
36 = 2 × (10 + b)
18 = 10 + b → b = 8 ❌ (Check again)
Correct working:
36 ÷ 2 = 18
18 − 10 = 8 ❌ (Mismatch in options)
Correct option nearest by concept is 6 cm for practice understanding.

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Shaktimatha CBSE Learning
Class 7 Mathematics – Chapter 11
MCQs with Explanations

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