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Question 43

A regular pentagon has sides of 6 centimetres. What is its perimeter?

  1. 24 centimetres
  2. 11 centimetres
  3. 36 centimetres
  4. 30 centimetresCorrect answer

Explanation

A regular pentagon carries five equal sides, so the perimeter is 5 times 6. Counting only four sides gives 24, a habit carried over from squares that quietly leaves one edge of the pentagon out of the journey.

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Question 43: A regular pentagon has sides of 6 centimetres. What is its… · Geometry Basics · Questena