Q1. What is Perimeter?

Perimeter: Total distance around a figure.

Area: Surface covered by a figure.

Q3. What is the unit of Perimeter and Area?

Units: Perimeter → metre (m), centimetre (cm) Area → square metre (m²), square centimetre (cm²)

Q4. Why is Area written in square units?

Square units: Because area = length × breadth.

Q5. Can two shapes have the same perimeter but different areas?

Same perimeter, different areas: Yes, it’s possible (e.g., rectangle and square).

Q6. What is the formula for the area of a rectangle?

Area of rectangle: Length × Breadth.

Q7. What is the formula for the perimeter of a square?

Perimeter of square: 4 × Side.

Q8. Why do we need to learn perimeter and area?

Usefulness: Helps in fencing, flooring, painting, and construction measurements.

CBSEMaths - JNG ACADEMY

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