given the diagram below which of the following ordered pairs
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Answer
D. (b cosC, b sinC)
Explanation
The vertex A is a point and the coordinate of a point are given by (x, y).
cos = adjacent/hypotenuse
cosC = x/b
b cosC = x
x = b cos C
sin = opposite/hypotenuse
sinC = y/b
b sinC = y
y = b sinC