please answer fast. Very Important
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Answered by
1
Answer:
120
Step-by-step explanation:
All angles makes complete angle(360°)
So, 1 + 2 +3 + 4 = 360
angles 1,2,3 are 240°
therefore.
240° + 4 = 360°
4 = 360°-240°
- 4 =120°
Answered by
1
Answer:
120 is answer hope it will helpful to you
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