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Without Using a Calculator, Give the Exact Trigonometric Function Value sin⁡30∘\sin 30 ^ { \circ }

Question 219

Multiple Choice

Without using a calculator, give the exact trigonometric function value with rational denominator.
- sin⁡30∘\sin 30 ^ { \circ }


A) 3\sqrt { 3 }
B) 12\frac { 1 } { 2 }
C) 22\frac { \sqrt { 2 } } { 2 }
D) 32\frac { \sqrt { 3 } } { 2 }

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