Respuesta :
Answer:
Third angle is equal to 75 degrees
Step-by-step explanation:
All triangle angles must add up to 180 degrees.
78 + 27 = 105
180 - 105 = 75
Answer:
Third angle is equal to 75 degrees
Step-by-step explanation:
All triangle angles must add up to 180 degrees.
78 + 27 = 105
180 - 105 = 75