Singh works at a restaurant where he is paid by the hour plus time-and-a-half for his hours over 40. Last week he worked 4 hours of overtime and his gross pay was $391.00. What is his hourly wage?

At a point on the ground 50 meters from the foot of a tree, the angle of elevation to the tree is 48°. find the height of the tree to the nearest meter.

One expression below in undefined, and the other expression has a well defined value. which expression is undefined and explain why it has no value. which expression is defined? what is the value of that expression and how do you know? what is a different expression using a trig inverse function that is also undefined?

Every time you drive you will experience a combination of driving conditions and environments.