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42 votes
42 votes
THIS QS with explanation sum

THIS QS with explanation sum-example-1
User SlopTonio
by
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1 Answer

19 votes
19 votes

Answer:

X = 276°

Explanation:

Divide X into x1 and x2

then then using the trick of co-interior angles, find the answer of x1 and x2 . then add x1 and x2

User Ludwig Zhou
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2.4k points