if an angle (other than the right angle) is the same, the third angle will also be the same. This is true because angles in a triangle add up to 180°. The hypotenuse, opposite and adjacent side ...

As the numbers are known on the opposite and the hypotenuse, then we look for the ratio which uses both these sides (SOH CAH TOA). That ratio is the sine ratio. \(\sin (x^\circ ) = \frac{{opposite ...