Respuesta :
Answer:
100°
Step-by-step explanation:
55°+25°+third angle=180°(by angle sum property)
80°+third angle=180°
third angle=180°-80°
third angle=100°
Answer:
The measure of the third angle of the triangle would be 100°.
Step-by-step explanation:
25 + 55 + x = 180
80 + x = 180
x = 180 - 80
x = 100