Google Classroom
GeoGebra
GeoGebra Classroom
Sign in
Search
Google Classroom
GeoGebra
GeoGebra Classroom
GeoGebra
Home
Resources
Profile
Classroom
App Downloads
Proving Trigonometric identity: sin(2x) = 2sin(x)cos(x)
Author:
Apolinario "Sam" Ortega
Topic:
Cosine
,
Functions
,
Sine
Proving Trigonometric identity : sin(2x)=2sin(x)cos(x)
GeoGebra
Try moving the black sine wave graph. What do you see underneath?
New Resources
alg2_05_05_01_applet_exp_flvs
alg2_05_05_01_slider_practice_flvs
Parallelograms: Quick Investigation
Average Rate of Change: Graph a Function (2)
Poorly Drawn Parallelograms 2
Discover Resources
Triangle angle theorem on a line
Project 1
lapkea corr angles
Brandusa new
PCT 4.6 #59
Discover Topics
Optimization Problems
Area
Ratios
Frequency Distribution
Similar Triangles