30° with double half, 60° with equilateral
Junior 2 Mathematics – Summary of the Top 10 Models Related to Triangles 
Junior 2 Mathematics – Summary of the Top 10 Models Related to Triangles Junior 2 Mathematics – Summary of the Top 10 Models Related to Triangles Junior 2 Mathematics – Summary of the Top 10 Models Related to Triangles Junior 2 Mathematics – Summary of the Top 10 Models Related to Triangles Junior 2 Mathematics – Summary of the Top 10 Models Related to Triangles Junior 2 Mathematics – Summary of the Top 10 Models Related to Triangles Junior 2 Mathematics – Summary of the Top 10 Models Related to Triangles Junior 2 Mathematics – Summary of the Top 10 Models Related to Triangles Junior 2 Mathematics – Summary of the Top 10 Models Related to Triangles Junior 2 Mathematics – Summary of the Top 10 Models Related to Triangles Junior 2 Mathematics – Summary of the Top 10 Models Related to Triangles Junior 2 Mathematics – Summary of the Top 10 Models Related to Triangles Junior 2 Mathematics – Summary of the Top 10 Models Related to Triangles Junior 2 Mathematics – Summary of the Top 10 Models Related to Triangles Junior 2 Mathematics – Summary of the Top 10 Models Related to Triangles Junior 2 Mathematics – Summary of the Top 10 Models Related to Triangles Junior 2 Mathematics – Summary of the Top 10 Models Related to Triangles Junior 2 Mathematics – Summary of the Top 10 Models Related to Triangles 
