Applying the trigonometric ratios, tan(90 - x) is: D. 0.75.
Trigonometry Ratios
tan (90 - x) = cot x
cot x = adj/opp
Given, tan (90 - x)
- Reference angle (∅) = x
- Adjacent = 3 units
- Opposite = 4 units
- Hypotenuse = 5 units
Therefore:
cot x = 3/4 = 0.75.
Thus, applying the trigonometric ratios, tan(90 - x) is: D. 0.75.
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