SSC CGL Tier-II practice question
From the top of a cliff 75 m high, the angle of depression of a boat is 30 degrees. Find the distance of the boat from the base of the cliff.
From a SSC CGL Tier-II Quantitative Aptitude practice set · Quantitative Aptitude
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Correct answer: (C) 130.0 m
Angle of depression = Angle of elevation from boat = 30. Distance = Height/tan(30) = 75/0.577 = 130.0 m.
हिंदी में प्रश्न
75 मीटर ऊंची एक चट्टान के शीर्ष से एक नाव का अवनमन कोण 30 डिग्री है। नाव की चट्टान के आधार से दूरी ज्ञात करें।
उत्तर जाँचने के लिए किसी विकल्प पर टैप करें।
उत्तर और व्याख्या देखें
सही उत्तर: (C) 130.0 m
Angle of depression = Angle of elevation from boat = 30. Distance = Height/tan(30) = 75/0.577 = 130.0 m.
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