Calculating a Shorter Side with Pythagoras' Theorem

Calculating a Shorter Side with Pythagoras' Theorem
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2014-09-15 00:21
This example demonstrates how to use Pythagoras' Theorem to calculate the shorter side of a right-angled triangle. The core math concept involved is Pythagoras' Theorem. The construction utilizes commands/objects like Line, Point, Segment, Angle, Polygon, PointIn, and Intersect from GeoGebra. It is suitable for middle school and above students to understand and apply Pythagoras' Theorem in practical problems.

GeoGebra Commands & Parameters

  1. Line(A, B) → a
  2. Point(a) → C
  3. Segment(C, A) → b
  4. Line(A, D) → c
  5. Point(c) → E
  6. Segment(E, A) → d
  7. Segment(C, E) → e
  8. Angle(E, A, C) → α
  9. Polygon(C, E, 4) → poly1, f, g, h, i, F, G
  10. Polygon(E, A, 4) → poly2, j, k, l, m, H, I
  11. Polygon(A, C, 4) → poly3, n, p, q, r, J, K
  12. Line(A_1, B_1) → a_1
  13. Point(a_1) → C_1
  14. Segment(C_1, A_1) → b_1
  15. Line(A_1, D_1) → c_1
  16. Point(c_1) → E_1
  17. Segment(E_1, A_1) → d_1
  18. Segment(C_1, E_1) → e_1
  19. Angle(E_1, A_1, C_1) → α_1
  20. PointIn(poly1) → Pointpoly1
  21. PointIn(poly2) → Pointpoly2
  22. PointIn(poly3) → Pointpoly3
  23. Segment(C, E) → f_1
  24. Intersect(b, d) → L
  25. Segment(L, C) → g_1

AI Drawing Prompt Reference

Draw a right-angled triangle with labeled legs and hypotenuse, demonstrating the Pythagorean theorem to calculate the shorter leg. Start by drawing the two legs and hypotenuse of the right-angled triangle, then take a point on one leg and connect it to the hypotenuse's endpoint to form a new triangle. Inside this new triangle, draw an inscribed square, and label the angles and the square in the original triangle. Finally, calculate the length of the shorter leg using the intersection point and display the result.
The prompt above was compiled from the original drawing commands and is for reference only.