NCERT · Class 6 · Mathematics · MensurationThe perimeter of a regular pentagon with each side measuring 4 cm is:
Step-by-Step Solution
A regular pentagon has 5 equal sides. Perimeter = 5 × Side length = 5 × 4 cm = 20 cm. Therefore, the correct option is D.
Detailed Options Breakdown
Option : 16 cm
Incorrect choice. This distractor represents a common misunderstanding of the core principles of Mensuration.
Option 1: 25 cm
Incorrect choice. This distractor represents a common misunderstanding of the core principles of Mensuration.
Option 2: 9 cm
Incorrect choice. This distractor represents a common misunderstanding of the core principles of Mensuration.
Option 3: 20 cm (Correct Answer)
Correct choice. Refer to the step-by-step verified solution guidelines above for details.
💡 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.