Question

what is sin theta and cos theta​

Answer 1

Answer:

for a given right angled triangle

sin theta = opposite side/hypotenuse .

cos theta= adjacent side/hypotenuse.

hope this helps you...

Answer 2

Answer:

Sine and cosine — a.k.a., sin(θ) and cos(θ) — are functions revealing the shape of a right triangle. Looking out from a vertex with angle θ, sin(θ) is the ratio of the opposite side to the hypotenuse , while cos(θ) is the ratio of the adjacent side to the hypotenuse .