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Outline
Trigonometry: Identities
Pythagorean Identities
Identities from Similar Right Triangles
Sum & Difference Identities
Older (Earlier) Applets
Other Identities
Trigonometry: Identities
Author:
Mallory Cumpstone
,
Tim Brzezinski
Topic:
Trigonometry
Table of Contents
Pythagorean Identities
Pythagorean Trigonometric Identity (1)
Trig ID Movie (II)
Trig ID Movie (III)
Identities from Similar Right Triangles
Trig Identities from Similar Right Triangles (I)
Trig Identities from Similar Right Triangles (II)
Sum & Difference Identities
Sine & Cosine of a Sum: Discovery
Tangent of a Sum: Discovery
sin(75) & cos(75) activity
Older (Earlier) Applets
sin(a + b) & cos(a + b) - Discovery
sin(a + b) & cos(a + b) - Discovery - (Solution)
Other Identities
A Very Unusual Trig Identity
What "CO" in COsine Means
Bizzare Trig Identity?
Law of Cosines: Discovery
Next
Pythagorean Trigonometric Identity (1)
New Resources
巧算長方形周界
Tangent Plane to a Sphere
apec
Parallel Lines & Related Angles: Quick Reminders
AI for worksheet development
Discover Resources
Exponential Construction
Perpendicular from Centre Bisects Chord
Guided Practice
Untitled
NivoPlohe y paraboloidi
Discover Topics
Equations
Pyramid
Matrices
Exponential Functions
Orthocenter