What is the value of \sin 10^{\circ} \cdot \sin 50^{\circ}+ \sin 50^{\circ} \cdot \sin 250^{\circ}+ \sin 250^{\circ} \cdot \sin 10^{\circ} equal to?

UPSC NDA I 2024 Mathematics Paper

Question : 43 of 120

Marks: +1, -0

What is the value of sin‌10∘⋅sin‌50∘+ sin‌50∘⋅sin‌250∘+sin‌250∘⋅sin‌10∘ equal to?

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