Find the volume of a cone that has a radius of 5 centimeters and a height of 7 centimeters.
Volume = cm³
(Use 3.14 for pi and round your answer to the nearest hundredth.)

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?

2people are trying different phones to see which one has the better talk time. chatlong has an average of 18 hours with a standard deviation of 2 hours and talk-a-lot has an average of 20 hours with a standard deviation of 3. the two people who tested their phones both got 20 hours of use on their phones. for the z-scores i got 1 for the chatlong company and 0 for talk-a-lot. what is the percentile for each z-score?

Write an inequality for this sentence the quotient of a number and -5 increased by 4 is at most 8