NCERT · Class 6 · Mathematics · MensurationWhat is the perimeter of a rectangle with length 12 cm and breadth 8 cm?
Step-by-Step Solution
The perimeter of a rectangle is given by the formula 2 × (Length + Breadth). Perimeter = 2 × (12 + 8) = 2 × 20 = 40 cm. Therefore, the correct option is A.
Detailed Options Breakdown
Option : 40 cm (Correct Answer)
Correct choice. Refer to the step-by-step verified solution guidelines above for details.
Option 1: 20 cm
Incorrect choice. This distractor represents a common misunderstanding of the core principles of Mensuration.
Option 2: 96 cm
Incorrect choice. This distractor represents a common misunderstanding of the core principles of Mensuration.
Option 3: 48 cm
Incorrect choice. This distractor represents a common misunderstanding of the core principles of Mensuration.
💡 Study Guide: This question tests core syllabus concepts from Mensuration. For formulas, key summaries, and mock exam reference guides, read the full Mensuration Revision Notes.