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Using Sine Rule Exercise 1

Using Sine Rule Exercise 1
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2015-12-30 11:14
TriangleTrigonometryGeometric Construction
This example demonstrates how to use the sine rule to solve for unknown side lengths and angles in a triangle. Core math concepts include the sine rule and triangle geometry. Construction involves commands/objects like Segment, Angle, and Distance from GeoGebra. Suitable for high school students learning the application of the sine rule.

GeoGebra Commands & Parameters

  1. Segment(A_1, B_1) → a_1
  2. Segment(B_1, C_1) → b_1
  3. Segment(C_1, A_1) → a
  4. Segment(G_1, H_1) → g_1
  5. Segment(H_1, I_1) → h_1
  6. Segment(I_1, G_1) → i_1
  7. Angle(C_1, B_1, A_1) → α_1
  8. Angle(H_1, I_1, G_1) → β_1
  9. Angle(I_1, G_1, H_1) → γ_1
  10. Distance(h_1, b_1) → p_1
  11. Segment(J_1, K_1) → j_2
  12. Segment(L_1, K_1) → k_2
  13. Segment(J_1, L_1) → l_2
  14. Angle(J_1, L_1, K_1) → ε_1
  15. Distance(j_2, l_2) → m_2
  16. Segment(J_2, K_2) → j_3
  17. Segment(L_2, K_2) → k_3
  18. Segment(J_2, L_2) → l_3
  19. Angle(J_2, L_2, K_2) → ε_2
  20. Distance(j_3, l_3) → m_3
  21. Angle(B_1, A_1, C_1) → ζ_1
  22. Angle(A_1, C_1, B_1) → η_1
  23. Angle(L_2, K_2, J_2) → ξ_1
  24. Angle(K_2, J_2, L_2) → ο_1
  25. Angle(L_1, K_1, J_1) → ρ_1
  26. Angle(K_1, J_1, L_1) → σ_1
  27. Angle(G_1, H_1, I_1) → τ_1