Geometry and TrigonometryEasyPerimeter of a regular pentagon
Geometry and Trigonometry practice question
A regular pentagon has sides of length 6. What is its perimeter?
Answer: 30
A regular pentagon has five equal sides: 5 × 6 = 30.
Common wrong answers
- If you answered 11
- 11 is 5 + 6, adding instead of multiplying.
- If you answered 24
- 24 is 4 × 6, a square's perimeter.
- If you answered 36
- 36 is 6 × 6, as if the shape had six sides (a hexagon).
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