What is the arc length of a circle if the central angle is 60 degree and the radius of the circle is 6

To be eligible for naturalization, an immigrant must be able to speak, read, write, and understand: a) his name b) poetry c) the constitution d) the english language

Hurricanes a. usually form over land b. usually intensify over land c. gain strength from ocean heat d. usually form over the poles

The process by which liquid water changes into water vapour is called what ?