21(a)Solids Surface Area VolumeEasy1 markCalculate the volume of the cuboid.Answercm3Grade answerSolutionGrading criteria
21(b)Solids Surface Area VolumeMedium3 marksCalculate the surface area of the cuboid.WorkingTypeWriteMath0 wordscm2Grade answerSolutionGrading criteria
21(c)Bearings 3d TrigonometryMedium3 marksCalculate CE.WorkingTypeWriteMath0 wordsCE=cmGrade answerSolutionGrading criteria
21(d)Bearings 3d TrigonometryEasy2 marksThe angle between CE and the base CDHG is x∘. Find the value of sinx∘.AnswerGrade answerSolutionGrading criteria