Construct a pentagon inscribed in a given circle with compass and straightedge

(For assistance see www.mathopenref.com/constinpentagon.html)

1. | Construct the largest regular pentagon that will fit in the circle below. |

2. | (a) | Find the center of the circle below |

(b) | Construct a pentagon inscribed in the circle. |

(C) Copyright John Page 2007