Similar Triangles Construction by maire.donlon5

Similar Triangles Construction by maire.donlon5
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2014-12-04 07:02
This applet demonstrates the properties of similar triangles. Key mathematical concepts include the definition and properties of similar triangles. Using GeoGebra commands such as Point, Segment, Polygon, etc., dynamic construction and observation of similar triangles are possible. Suitable for students in middle school and above to learn about similar triangles.

GeoGebra Commands & Parameters

  1. Point(Circle[A, abs(AB)]) → B
  2. Segment(A, B) → a
  3. Circle(A, AC) → c
  4. Circle(B, BC) → d
  5. Intersect(c, d, 1) → C
  6. Segment(C, A) → b
  7. Segment(B, C) → e
  8. Polygon(A, B, C) → poly1, c_1, a_1, b_1
  9. Point(Circle[A', abs((k * AB))]) → B'
  10. Segment(A', B') → f
  11. Circle(A', (k * AC)) → g
  12. Circle(B', (k * BC)) → h
  13. Intersect(g, h) → C', G, ,
  14. Segment(C', A') → i
  15. Segment(C', B') → j
  16. Polygon(C', A', B') → poly2, e_1, f_1, d_1
  17. Textfield(AC) → inputBox1
  18. Textfield(AB) → inputBox2
  19. Textfield(BC) → inputBox3
  20. Textfield(k) → inputBox4

AI Drawing Prompt Reference

Draw two similar triangles. First, draw a circle with center A and radius |AB| to get point B, then connect A and B to form side a. Next, draw a circle with center A and radius AC, and another with center B and radius BC, and find their intersection point C; connect C and A to form side b, and connect B and C to form side e, thus forming triangle ABC. Then, input the value of k, draw a circle with center A' and radius k*AB, and another with center B' and radius k*BC, and find their intersection point C'; connect C' and A' to form side i, and connect C' and B' to form side j, thus forming triangle A'B'C'.
The prompt above was compiled from the original drawing commands and is for reference only.