12(a)Solids Surface Area VolumeEasy1 markTo make a solid, a net is drawn on the 1cm2 grid.Write down the mathematical name for the solid.ACubeBTriangular prismCSquare-based pyramidDCuboidEHexagonal prismFCylinderGConeHTetrahedronGrade answerSolutionGrading criteria
12(b)Solids Surface Area VolumeMedium2 marksPoint X is marked on the diagram.When the net is folded, there are two other points that meet at X.On the diagram, mark each of these two points with an X.PenEraserUndoRedoClearDraw with the mouse or a finger.Grade answerSolutionGrading criteria