In angle ABC angle A=3 angle B angle C=2∆B Find all three angles of angle ABC
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Answer:
30, 60, 90
Step-by-step explanation:
/_A = 3/_B
/_C = 2/_B
In Triangle, sum of all angles = 180°
.°. /_A + /_B + /_C = 180
3/_B + /_B + 2/_B = 180
6/_B = 180
/_B = 30°
/_A = 90°
/_C = 60°
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