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GeoGebra

Regular Pentagon

Author:kelseyschilzmted301, David Wees, Chandler

Instructions:

Below, you will find a regular (equilateral and equiangular) pentagon. ✔️ Use the slider (a) to rotate the regular pentagon between 0 and 360 degrees. ✔️ Use the check boxes and sliders (α and β) to explore the line(s) of reflection of the pre-image pentagon.

Specify a line of reflection (symmetry) for the pre-image regular pentagon.

Select all that apply
  • A
  • B
  • C
  • D
Check my answer (3)

What is the minimum angle of rotation that will map the regular pentagon onto itself?

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Select all of the angles of rotation that will map the regular pentagon onto itself.

Select all that apply
  • A
  • B
  • C
  • D
  • E
  • F
  • G
Check my answer (3)

Which of the choices below describe the type of types of symmetry this figure has?

Select all that apply
  • A
  • B
  • C
  • D
Check my answer (3)

Explain your reasoning:

Write at least 5 sentences explaining your answers.

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