Answer:
i) 180°.
ii) 75°.
iii) 44°.
iv) 56°.
v) 49°.
Explanation:
I had this question on a Hegarty Maths tasks and used the answer from somebody else, but when it told me the correct answers I thought I would put them up :)!
i) ∠AOB - 180°
ii) acute ∠ZOB - 22°
iii) acute ∠XOY - 33°
iv) acute ∠AOY - 57°
v) obtuse ∠YOZ - 101°
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