What is 30 degrees in radians? a. 0.52

What is 30 degrees in radians?
a.  0.52
The Eiffel Tower is 300 m tall. When you are
standing at a certain place in Paris it subtends
an angle of 5 degrees. How far are you from
the Eiffel Tower?
•  Arc length = theta * r •  5 degrees = 0.87 radians