KCSE 2021 - TRIGONOMETRIC IDENTITIES

[@abukwieu5034]

Thanks for always helping us, nice job

[@Beatsonlite]

please do more of this topic please please ...

[@abdulmananmohamed8462]

Thanks sire

[@saladbee]

Asante

[@zalhanhussein3588]

Ni gani hizo Three Trigonometry Identities.. Ni Sine,Cosine and tangent

[@safinahighschool2179]

Nop. Search trigonometric identities
1. Sin (x) = cos (90 - x)
2. Sin2(x) + Cos2(x) = 1
3. Sin(x) / Cos(x) = Tan (x)

[@bushrabare1427]

Why 3ditor

[@abdullahiahmed5343]

Why 90° sir?

[@safinahighschool2179]

Sin (x) = Cos (90 - x )

[@safinahighschool2179]

Sin (x) = Cos (90 - x)
Examples ;
sin 50 = cos 40
Sin 30 = Cos 60
Sin 45 = Cos 45
Sin 10 = Cos 80

[@safinahighschool2179]

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