Algebra-2

Question Analysis
This problem tests the knowledge of sine values for special right triangles, specifically the 45-45-90 triangle.

Key Concept Explanation
In a 45-45-90 triangle, the sine of the 45-degree angle is a known value, which is .

Step-by-step Solution
1. Recall the sine value for a 45-degree angle in a 45-45-90 triangle:

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