Question

How do I tell when to use Sin, Cos or Tan?

Answer 1

e.g. how do I tell using this image?

Answer 2

@Kevin @cuanchi @shaima @Unavailabilityy @welshfella

Answer 3

Determine the sides based on the angle....

We see that we know of the side length next to the angle which would make it the adjacent....we want to know the length farthest from the angle which would be its opposite length so we would use tan since the ration is `tan = opposite/adjacent`

Answer 4

Thanks!