22(a)(i)Vector Geometry ProofsEasy2 marksOABC is a parallelogram. OA=a and OC=c. P is a point on AC and AP:PC=1:4.Find, in terms of a and c, in its simplest formAP=Grade answerSolutionGrading criteria
22(b)Vector Geometry ProofsMedium2 marksQ is a point on AB and AQ=41c.Show that O, P and Q lie in a straight line.AnswerTypeWriteMath0 wordsGrade answerSolutionGrading criteria