JHS3 Mathematics · Term 3, Week 1

Measurement

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Notes for this lesson are being prepared. The curriculum details below are complete and ready to use for your planning.

Strand: Geometry and Measurement (Strand 3)
Sub-strand: Measurement (3.2)
Content standard: B9.3.2.1 - Derive the formulas for determining the surface area of prisms (i.e. cuboid and triangular prism) and use to solve problems.
Indicator: B9.3.2.1.1 - Identify cuboids and triangular prisms; draw their nets to construct the 3-D shapes and use it to determine the surface area.
Suggested placement: Term 3, Week 1 (Week 25 of the year)
Our suggestion, laid out in curriculum order across three terms of twelve weeks. NaCCA does not fix the week, so follow your school's scheme of learning.
Curriculum reference: Mathematics, Common Core Programme (JHS1-JHS3), 2023, p. 205
Transcribed from the official NaCCA publication. Check this page against the source.

E.g.1 Sort out shapes that are triangular prisms and cuboids.

E.g.2 Identify each of the nets below:

A net of…………….. A net of……………..
E.g.3 Measure and find the area of each of the sections in the net and
adding all together to give the surface area.