NCERT · Class 6 · Mathematics · MensurationFind the perimeter of a square whose side is 9 cm.
Step-by-Step Solution
The perimeter of a square is calculated by multiplying the length of its side by 4, because all four sides are equal. Perimeter = 4 × Side = 4 × 9 cm = 36 cm. Therefore, the correct option is A.
Detailed Options Breakdown
Option : 36 cm (Correct Answer)
Correct choice. Refer to the step-by-step verified solution guidelines above for details.
Option 1: 18 cm
Incorrect choice. This distractor represents a common misunderstanding of the core principles of Mensuration.
Option 2: 81 cm
Incorrect choice. This distractor represents a common misunderstanding of the core principles of Mensuration.
Option 3: 45 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.