SSC CHSL Tier-1 previous year question
If tanθ=5/12 and θ is in Quadrant III, find sinθ.
Asked in SSC CHSL Tier-1 (14 Nov 2025 Shift 3) · Quantitative Aptitude
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Correct answer: (B) −5/13
In Quadrant III, both sin and cos are negative. From the 5-12-13 triple, sinθ = −5/13.
हिंदी में प्रश्न
यदि tanθ = 5/12 और θ चतुर्थांश III में है, तो sinθ का मान ज्ञात कीजिए।
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सही उत्तर: (B) −5/13
चतुर्थांश III में sin और cos दोनों ऋणात्मक होते हैं। 5-12-13 त्रिक से sinθ = −5/13.
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