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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},"GruluEIW3fLHTa6Ja7i1A9o3OTPdrN","q","PQRS is a cyclic quadrilateral with PQ as diameter of the circle. If < PQS = 15^o find < QRS","ans",[414],3,"1979","course","mathematics","exp","PSO = 90^o(angle in a semicircle)
\n
\nSPO = 180^o - (90^o + 15^o) = 75^o
\n
\n< QRS = 108^o - 75^o
\n
\n= 105^o(opposite angles in cyclic quadrilateral are supplementary)","opts",[422,423,424,425],"75^o","37\\(\\frac{1}{2}\\)^o","127\\(\\frac{1}{2}\\)^o","105^o",21,"21","initComment","initReply","actionData","errors"]

JAMB - Mathematics (1979 - No. 21)

Explanation

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