Please please please show your work

Answer:
its 69
Step-by-step explanation:
to show work just
subtract
68-43=111
180-111=69
Answer:
the third angle's degree is 69.
Step-by-step explanation:
A triangle has 180 degrees total.
To find the measurement of the third angle with the two other angles, just subtract the degrees of those angles from 180.
180-43-68=69