Tiêu đề LECTURE NOTES DAY 05_TRIGONOMETRY.pdf ✅

DAY 5: TRIGONOMETRY A logo with a white letter Description automatically generated LECTURE OUTLINE • Angles • Right Triangles • Trigonometric Functions • Trigonometric Identities • Trigonometric Equations • Triangles • Spherical Triangles • Terrestrial Sphere Follow your dreams while crying...
ANGLES An angle is the measure of rotation between rays sharing a common endpoint called the vertex. • Degree – divides one full revolution into 360 degrees. • Radian – a full revolution is equal to 2π radians. • Gradians – divides one full revolution into 400 units. Its unit is a superscript “g”. • NATO mils – divides one full revolution into 6400 units. A logo with a white letter Description automatically generated DAY 5: TRIGONOMETRY Follow your dreams while crying...