These are essential vocabularies from Stage 4 and Stage 5.2 that teachers and students should be able to communicate in the classroom. Some are drawn from prior learning, and some are encountered in this teaching program.

• Dimensions, length, width, depth, height, radius, circumference
• Edges, vertices, faces
• Slanted height, perpendicular height, base
• Area, total surface area, volume, capacity, layers
• Container
• Litre, millilitre, cubic centimetre, cubic metre
• Cross- section; uniform cross section, non-uniform cross section
• Prisms, right prisms, composite solids
• Quadrants
• Quadrilateral
• Dissect, measure, estimate
• Axis of rotation
• Congruent faces

• Google SketchUp