Awater tank is in the shape of a right circular cylinder with a height of 20 feet volume of 320pi cubic feet. what is the diameter, in feet, of the water tank

Worth 30 points! in this diagram, both polygons are regular. what is the value, in degrees, of the sum of the measures of angles abc and abd?

Identify the initial amount a and the growth factor b in the exponential function. a(x)=680*4.3^x

The graph shows the decibel measure for sounds depending on how many times as intense they are as the threshold of sound. noise in a quiet room is 500 times as intense as the threshold of sound. what is the decibel measurement for the quiet room? 20 decibels28 decibels200 decibels280 decibels