sin(a + b) & cos(a + b) - Discovery

Topic:Angles, Triangles, Trigonometric Functions

Directions are given in the applet below.

Use your results to write 2 new trigonometric identities from what you now see. After doing so, go to the following applet: http://tube.geogebra.org/m/1651617

New Resources

GeoGebra 3D Modeling Workshop (March 8 2024)
Angle Addition Postulate (V2) - Integer Solutions
Calculating Arc Length, Radius, and Central Angle
Writing and Graphing Proportional Relationships (k>0)
Squaring a Rectangle (PST Version)

Discover Resources

Property Three
Movimiento rectilíneo uniformemente acelerado partiendo del reposo
Congruence Postulates
sector area measuring
Board Work

Discover Topics

Right Triangles
Boxplot
Expected Value
Polygons
Probability