Mathematics, 17.06.2021 16:50 aallyssabrown0120

Omar wants to determine cos (**) using the ratios of the 30° - 60° – 90° right triangle. How should he use this mormation to determine cos ( - ) ?
Use the reference angle of 30° and the fact that it is in the fourth quadrant to determine cos ( )
Use the reference angle of 60° and the fact that it is in the fourth quadrant to determine cos ()
Use the reference angle of 30° and the fact that is m the third quadrant to determine cas
Use the reference angle of 60° and the fact that is m the mind quadrant to determine cos
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Omar wants to determine cos (**) using the ratios of the 30° - 60° – 90° right triangle. How should

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Omar wants to determine cos (**) using the ratios of the 30° - 60° – 90° right triangle. How should...