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Representing Fractions with Area Models

Representing Fractions with Area Models
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2017-07-22 15:24
Geometric Construction
In collections Fractions الكسور
This example dynamically demonstrates how to visually represent fractions using area models. It involves core math concepts like fractions, area, geometric models, and ratios. GeoGebra commands and objects used in construction include Circle, Random, Point, Join, and Sequence. Suitable for middle school mathematics education to help students understand the geometric meaning and visual representation of fractions.

GeoGebra Commands & Parameters

  1. Circle(O, 4) → c
  2. Random(2, 10) → b
  3. Random(1, b) → a
  4. Point(c) → A
  5. Join({Sequence[Rotate[A, ((k * 360 / b))°, O], k, 0, b - 1], {A}}) → Points
  6. Sequence(Segment[O, Element[Points, k]], k, 1, b) → segments
  7. Sequence(CircleSector[O, Element[Points, k], Element[Points, k + 1]], k, 1, a) → Sectors