A rectangle has length 7 cm and breadth 3 cm. What is its area?
Answer
21 cm²
The correct answer is 21 cm² — The area of the rectangle is 21 cm².
Step-by-step solution
- Area of a rectangle = length × breadth.
- Multiply the given dimensions: 7 cm × 3 cm = 21 cm².
- The area of the rectangle is 21 cm².
Common mistake: Adding the length and breadth instead of multiplying
Concept tested: Area of rectangle
Published · How this solution was prepared and checked
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