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In the unit circle picture, OA is the initial side and OB is the:
AOpposite side
BAdjacent side
CHypotenuse
DTerminal side
Answer & Solution
Correct answer: D. Terminal side
1. An angle is swept from one ray to another.
2. The ray where it starts is the initial side.
3. The ray where it ends is the terminal side.
_Source: NCERT Class 11 Mathematics, Chapter 3, Trigonometric Functions._
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