Question

Say that I have a laser beam that I want to point at a window and I know the sides of the triangle, so I could use trig to solve for that angle.

Answer 1

Pictures here.

Answer 2

@Aveline @Directrix @Zarkon @jim_thompson5910

Answer 3

The hypotenuse is \[\sqrt{85}\]
So, \[\sin(\theta)=\frac{ 6 }{ \sqrt{85} }\]

Answer 4

https://www.google.com/webhp?sourceid=chrome-instant&ion=1&espv=2&ie=UTF-8#q=asin(6%2Fsqrt(85))%20in%20degrees

Answer 5

Is that the answer?

Answer 6

@Aveline

Answer 7

Yes