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Effect of Length on Estimating Right Angles

Effect of Length on Estimating Right Angles
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2019-08-10 18:44
AngleCoordinate GeometryGeometric Construction
This example demonstrates how the length of the sides of a right angle affects the accuracy of estimation. Key mathematical concepts include angle measurement. By dragging points P and Q, different lengths of angles can be constructed and observed. The GeoGebra commands used include Circle, Point, Segment, Angle, etc. Suitable for middle school and above students or teachers for teaching and learning.

GeoGebra Commands & Parameters

  1. Circle(C, 1) → c
  2. Circle(G, 3) → d
  3. Point(c) → P
  4. Segment(C, P) → f
  5. Segment(C, D) → g
  6. Segment(G, E) → h
  7. Point(d) → Q
  8. Segment(G, Q) → i
  9. Angle(P, C, D) → pp
  10. Angle(Q, G, E) → qq