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SSC CGL 2023 PYQ — Question 51

SSC CGL - 20 July 2023 - Shift 3 • Quantitative Aptitude • Q51

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What is the value of sin(-405°)?

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Correct answer: D

Explanation

The correct answer is option 4 i.e. −12\frac{-1}{\sqrt{2}}.

Given that

The value of sin(-405°)

⇒ sin(-405°)

⇒ - sin 405°

⇒ - sin (360° + 45°)

⇒ - sin 45° = −12\frac{-1}{\sqrt{2}}