Sagot :
Answer:
60 degree
Step-by-step explanation:
Let the angle be x X = 3(90-x) - 30 X = 270 - 3x - 30 X + 3x = 240 4x = 240 X = 240/4 = 60 degree
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Answer:
60 degree
Step-by-step explanation:
Let the angle be x X = 3(90-x) - 30 X = 270 - 3x - 30 X + 3x = 240 4x = 240 X = 240/4 = 60 degree
Follow,like,and so mark brainliest