Answer:
103 & 77 degrees
Step-by-step explanation:
Supplements add up to 180 degrees.
I started at 90 & did:
90 + 13 = 103
(Because 13 * 2 is 26, but if you subtract 26 then the supplement will be 52 away & not 26)
180 - 103 = 77
103 - 77 = 26
Hope this helped. :)
