Ahot air ballon ascended at the rate of 400 dreams per hot for 3 hours and 15 min. what was the total distance that the ballon ascended? plz i will give you 100 points

What basic trigonometric identity would you use to verify that csc x sec x cot x = csc^(2)x

The head librarian at the library of congress has asked her assistant for an interval estimate of the mean number of books checked out each day. the assistant provides the following interval estimate: from 740 to 920 books per day. what is an efficient, unbiased point estimate of the number of books checked out each day at the library of congress?

What is the volume of the cone to the nearest cubic millimeter? (use π  = 3.14) a) 46 mm3 b) 128 mm3 c) 183 mm3 d) 275 mm3 diameter = 5 mm height = 7 mm how do you do this problem step by step?