They add up to 7/15 pus 2/15 = 9/15 or 3/5 in its simplest form
15 + 15 + 5 + 5 + 3 + 1 = 44
Impossible.
6 and 9
The 15 interior angles of 15-agon add up to 2340 degrees
They add up to 7/15 pus 2/15 = 9/15 or 3/5 in its simplest form
30
They add up to 28
15+15+1=31
How about: 9+6 = 15
Exterior angles add up to 360 degrees Interior angles add up to 2340 degrees
They add up to 42
They add up to 361.25
-13
15 + 15 + 5 + 5 + 3 + 1 = 44
You can't make 15 with even numbera
31