SAT Math Multiple Choice Question 993: Answer and Explanation
13. If, then what is tan t?
- D. 3
Correct Answer: D
Category: Additional Topics in Math / Trigonometry
Strategic Advice: A useful trig property to know is that.
Getting to the Answer: Given the ratio, it follows that taking the reciprocal results in. Thus, if, then. Again, taking the reciprocal yields tan a = 3, choice (D).
If you didn't know the property, you could also arrive at the answer by using SOH CAH TOA:
Because, it follows from the above that tan a is the reciprocal of.