Measurement and Surface Area · Measurement and Geometry

Surface Area of Prisms and Cylinders

Developing and applying formulas to find the exterior area of three dimensional objects.

Key Questions

  1. 1How do the nets of 3D objects help us derive the formulas for their surface area?
  2. 2Why is the curved surface area of a cylinder related to the circumference of its base?
  3. 3How does changing a single dimension of a prism affect its total surface area?

ACARA Content Descriptions

AC9M9M04
Year: Year 9
Subject: Mathematics
Unit: Measurement and Surface Area
Period: Measurement and Geometry

Suggested Methodologies

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