Respuesta :

dwh2o13
6 is 59 degrees

7 is 30 degrees
cos (x) = 3/5.8
x = cos⁻¹(3/5.8)
x = 59° (nearest whole number) (Answer D)

Sin x = 0.5
x = sin⁻¹(0.5)
x = 30° (Answer B)

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