Trig
posted by Dho .
Sin theta = 4/5
i got 53.1 as an answer but on my answer sheet is also has 126.9
How do i get that 126.9?

Both answers are correct. sine is positive in the first and second quadrant, and the sine of an angle equals the sine of its supplementary angle.
180.00  53.13 = 126.87
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