-86
{1, 53 and 72 lots of -1} ie 1*53*-1*-1*-1 ... *-1
25% 72/4=18
72 is not a factor of 18; 18 is a factor of 72.
90 - 18 = 72 degrees.90 - 18 = 72 degrees.90 - 18 = 72 degrees.90 - 18 = 72 degrees.
-8 and 3
6 + 12 = 18 6 * 12 = 72
-86
8
3
28
{1, 53 and 72 lots of -1} ie 1*53*-1*-1*-1 ... *-1
25% 72/4=18
90-18 = 72
72 is not a factor of 18; 18 is a factor of 72.
72
The LCM is: 7272