Answer:
Vertical opposite angles are the same so the answer is D.
Since the triangle has equal sides it will carry onto it self at 120, since it can rotate 360 grades only and it has 3 sides so it will rotate in one third of 360 so 120
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Answer:
4y - 12
Step-by-step explanation:
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Answer:
B angle 3 and 6 are complementary angles