Question
From the top of a multi-storey building, the angle of
depression to the top of a smaller building (which is 20 meters tall) is 45°. The distance between the two buildings is 15 meters. Find the height of the multi-storey building.Solution
ATQ, Let AB be the multi- storey building and CD the small building. In triangle APC 
Therefore, the total height AB = AP+BP = 15+20 = 35 meters.
Recently West Bengal Government hand over its Tajpur Port to which of the following company?
According a report “Tech Start-ups: Quarterly Investment Factbook” recently, the total funding in the startup ecosystem dropped to what amou...
Who has been appointed as the Director General of National Institute of Electronics & Information Technology (NIELIT)?
Nauroz is celebrated by which of the following communities in India?
Who has been selected for the ICC Men’s Cricketer of the year 2022?
Which committee is aimed at promoting the domestic sports manufacturing ecosystem as per the advisory of the Ministry of Youth Affairs & Sports?
Prime Minister Narendra Modi laid the foundation stone of Ganga Expressway in ___________.
What generates eddy currents?
Which rating agency upgraded Shriram Finance’s non-convertible debentures (NCDs) and subordinated debt to “AAA”?
Name one of the recipients of the National Dhanwantari Ayurveda Awards 2025 conferred by the Ministry of AYUSH.
