Google Classroom
Google Classroom
GeoGebra
GeoGebra Classroom
Sign in
Search
Google Classroom
Google Classroom
GeoGebra
GeoGebra Classroom
GeoGebra
Home
Resources
Profile
Classroom
App Downloads
Angle sum identity for Sine
Author:
Whan Ki Lee
,
Chris Patterson
Topic:
Sine
What changes have been made to previous task (finding a formula for the height of vertex C)? What has stayed the same?
GeoGebra
Can you find a formula for Sin(A - B)? For Cos(A + B)?
New Resources
Set Operations (2 Sets)
The 3D Space
Dividing a 3-digit number by a 1-digit number (1)
အခြေခံ data အခေါ်အဝေါ်များ
Colouring of Venn Diagram
Discover Resources
POLYGON ROTATION PATTERN.
LU1.7 Q11-2
Step 1
Trigonometry on a right-angled triangle
Completing the Square (Part 4)
Discover Topics
Right Triangles
Quadratic Equations
Secant Line or Secant
Fractions
Bar Chart or Bar Graph