2 answers:
Answer: I know that the answer is 47.
Step-by-step explanation: add up all the angles to get 180 degrees.
Answer:Hello I see you need to give that person brainiest, so I will also answer so you can give it.
all triangles add up to 180 degrees so if you add 86 and 47 you get 133 then you subtract 180 by 133 And get 47 which is your answer.
hope you have a great day, night or whatever time it is there.
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