Investigations into sin, cos and tan properties

Last updated: 15/11/2023
Investigations into sin, cos and tan properties
Main Subject
Key stage
Category
Maths
Inside
Includes answers
Resource type
Student activity

This sin, cos, tan worksheet features two simple investigations to explore simple trigonometrical relationships and discover the two most basic trig identities by pattern spotting:

sin x / cos x ≡ tan x

sin² x + cos² x ≡ 1

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