Pentagram
Fun Facts about Pentagram Do you know that sum of all angles of a pentagram whose all five sides are extended to meet at five points is ? For example, sum of all angles , , , and in below figure of a pentagram is equal to . Proof: It is easy to prove that: (1) (2) (3) (4) (5) Let’s say sum of all angles from to is S. Adding all five equations (1)…