The Pyramid of Giza - Kerry : Grade Commentary
Kerry has demonstrated thorough knowledge and understanding of volume and surface area. Appropriate strategies have been used and accurate calculations have been made. The diagrams are clear and the correct units have been used. The calculation of the slant height is accurate but rounding to five decimal places is not appropriate. A clear understanding of the practicalities of the problem is evident in the decision not to include the base as a surface requiring facing. Kerry has shown well-sequenced working and has communicated mathematical ideas effectively. This work sample demonstrates characteristics of work typically produced by a student performing at grade B8 standard at the end of Stage 5.
Grade B
The student has a thorough knowledge and understanding of the content and a high level of competence in the processes and skills. In addition, the student is able to apply this knowledge and these skills to most situations.
Full list of grade descriptions
Areas for Assessment
- Working mathematically
Knowledge, skills and understanding developed through inquiry, application of problem-solving strategies, communication, reasoning and reflection - Measurement
Knowledge, skills and understanding in identifying and quantifying attributes of shapes and objects and applying measurement strategies
