Answer:
The other answer shows how to get it but for points just showing his answers are right.
Explanation:
x = 7.5
y = 166º
4 ------ 6
5 ------ x
4x = 30
116 + 61 + 90 + (y - 73) = 360
y - 73 = 360 - 267
y = 93 + 73
y = 166
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