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Coterminal Angle Generator

Coterminal Angle Generator
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2017-02-09 02:16
AngleTrigonometryGeometric Construction
In collections Trigonometric Functions of Angles
This example demonstrates how to generate coterminal angle questions. Key mathematical concepts include angles, unit circle, and rational numbers. Using GeoGebra commands such as TextField, Sequence, and RandomElement, different angles are generated. Suitable for high school math education and learning.

GeoGebra Commands & Parameters

  1. Textfield(a) → InputBox1
  2. Textfield(b) → InputBox2
  3. Sequence(i, i, -11, 11, 1) → numlist, {-11, -10, -9, -8, -7, -6, -5, -4, -3, -2, -1, 0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11}
  4. RandomElement(numlist) → n
  5. RandomElement(denomlist) → d
  6. Numerator(ratio) → nr
  7. Denominator(ratio) → dr
  8. FractionText(g) → text5
  9. FractionText(j) → text8