Mobile School Subjects
29. Trigonometry and Right Triangles
29.01. Tangents and Cotangents of Acute Angles in a Right Triangle
29.02. The Slope of a Straight Line and a Tangent
29.03. Sines and Cosines of Acute Angles in Right Triangles
29.04. Calculating Sine, Cosine, Tangent, or Cotangent for an Acute Angle
29.05. Values of Trigonometric Functions in Right Triangles – Interactive Presentation
29.06. Applying Sines and Cosines in Construction Problems
29.07. The Values of Sine, Cosine, Tangent, and Cotangent for 30° and 60° Angles
29.08. The Values of the Trigonometric Functions for an Angle of 45°
29.09. The Relationship Between the Sine and Cosine of the Same Angle
29.10. The Relationship Between the Sine and Cosine and the Tangent and Cotangent of the Same Angle
29.11. Trigonometry and Right Triangles – Test