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Shape, Space, and Measurement · Spring Term

Area of Composite Figures

Students will calculate the area of irregular shapes by decomposing them into simpler polygons.

Key Questions

  1. Explain how to calculate the area of an irregular shape by breaking it into smaller parts.
  2. Design a method to find the area of a shape that combines a rectangle and a triangle.
  3. Evaluate the most efficient way to decompose a complex shape for area calculation.

NCCA Curriculum Specifications

NCCA: Primary - MeasurementNCCA: Primary - Area
Class/Year: 5th Class
Subject: Mathematical Mastery: Exploring Patterns and Logic
Unit: Shape, Space, and Measurement
Period: Spring Term

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