Sam is the perpendicular bisectors of tr. angle tsr=120. find angle str

Asource of laser light sends rays ab and ac toward two opposite walls of a hall. the light rays strike the walls at points b and c, as shown below: what is the distance between the walls?

It takes 6 days to put together a computer game. write an algebra equation to describe the number of days, it takes to create n computer game. how many days will it take to create 15 games? show work

Given the unit circle diagram below, what is the value of tan a? -1.723 -0.577 0.577 1.732