The SAT Suite of Assessments | College Board

C. the fraction the square root of 2 over 2, times r. D. the fraction the square root of 5 over 3, times r. Answer and Explanation. (Follow link to explanation of question 15.) Question 16. It is given that sine x equals a, where x is the radian measure of an angle and the fraction pi over 2, is less than x, and x is less than pi. ................
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