Answer:
60°, 120°, 180°
Step-by-step explanation:
Ration: 1:2:3, let's create a variable k that will be equal to 1 from the ratio. The sum of k(s) is equal to 1+2+3 = 6
6k = 360°
k = 360/6 = 60°
Angle 1 = 1k = 1 * 60 = 60°
Angle 2 = 2k = 2*60 = 120°
Angle 3 = 3k = 3*60 = 180°
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