# Answer to Question #40647 in Other Math for MOHAMMAD AHAMAD

Question #40647

5. a) i) Explain the 5 levels of development in geometric understanding proposed by the Van

Hieles. Illustrate your explanation in the context of learning the concept of volume.

ii) Further, do you agree that children in Class 6 usually think at Level 2? Give reasons for

your answer. (12)

b) Can you think of a planar figure with exactly two axes of symmetry? Can this figure be a

triangle? Give reasons for your answers. (4)

c) Explain what inductive and deductive logic are, and illustrate them in the context of measuring

time. (4)

d) Give two reasons why children usually find mathematical notations confusing. Support your

answer with illustrations pertaining to representing and reading time. How would you help your

learners become comfortable with the notation?

Hieles. Illustrate your explanation in the context of learning the concept of volume.

ii) Further, do you agree that children in Class 6 usually think at Level 2? Give reasons for

your answer. (12)

b) Can you think of a planar figure with exactly two axes of symmetry? Can this figure be a

triangle? Give reasons for your answers. (4)

c) Explain what inductive and deductive logic are, and illustrate them in the context of measuring

time. (4)

d) Give two reasons why children usually find mathematical notations confusing. Support your

answer with illustrations pertaining to representing and reading time. How would you help your

learners become comfortable with the notation?

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