Respuesta :

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