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It assesses knowledge in subjects relevant to the candidate’s chosen course of study.","tags","utme jamb joint admission matriculation board unified tertiary matriculation examination nigeria africa","version","vip","location",{"_390":391,"_392":393},"type","Point","coordinates",[394,395],9.082,10.3671,"ng","priority",5,"createdOn",1755987353430,"updatedOn","questionsCount",29915,"courseCount",20,"examKey","questionData",{"_369":409,"_410":411,"_412":413,"_278":415,"_416":417,"_263":370,"_418":419,"_420":421,"_110":426},"266yXEmadgrkzR4fC7E52R24JqEpI7","q","The angle of depression of a boat from the top of a cliff 10m high is 30. How far is the boat from the foot of the cliff?","ans",[414],2,"1994","course","mathematics","exp","RQP = 90^o
\n
\nPQS = 30^o but
\n
\nRQS = 90^o = \\(\\frac{RS}{10}\\)
\n
\nRS = 10 tan 60^o
\n
\nRS = 10 tan 60^o
\n
\nRS = 10√3m","opts",[422,423,424,425],"\\(\\frac{5√3m}{3}\\)","5√3m","10√3m","\\(\\frac{10√3m}{3}\\)",30,"30","initComment","initReply","actionData","errors"]

JAMB - Mathematics (1994 - No. 30)

Explanation

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