Find the area of the following circle. (round answer to the nearest hundredth.) d = 15 in area = square inches circumference = inches

Adecibel is a logarithmic unit that can be used to measure the intensity of a sound. the function y = 10logx gives the intensity of a sound in decibels, where x is the ratio of the intensity of the sound to a reference intensity. the reference intensity is generally set at the threshold of hearing. use the graphing utility to graph the decibel function.a whisper has a sound intensity of 30 decibels. use your graph to you complete the following statement. the sound intensity of a whisper is times the reference intensity.

There were 25 students who answered to a survey about sports. four-fifths of them like football. how many students like football?

What is the circumference of the pie