3 ways
1st way: Anthony- Gold William-Red Christopher-Green Mathew-Blue
2nd way: Anthony- Blue William-Gold Christopher-Red Mathew-Green
3rd way: Anthony-Green William-Blue Christopher-Gold Mathew-Red
I got 3,487.49 when i solved it out
The external angle is equal to the sum of the opposite internal angles.
.. 6x +1 = (2x +10) +79
.. 4x = 88 . . . . . . . . . . . . . subtract 2x+1
.. x = 22