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10 questions from this quiz
Angles and sides
The hypotenuse
sinθ=oppositehypotenuse\sin \theta = \frac{\text{opposite}}{\text{hypotenuse}}sinθ=hypotenuseopposite
cosθ=adjacenthypotenuse\cos \theta = \frac{\text{adjacent}}{\text{hypotenuse}}cosθ=hypotenuseadjacent
tanθ=oppositeadjacent\tan \theta = \frac{\text{opposite}}{\text{adjacent}}tanθ=adjacentopposite
Cosine = Adjacent/Hypotenuse
Sine and cosine
Only with right-angled triangles
43\frac{4}{3}34
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