Find the length of the missing side. Leave your answer in the simplest radical form.

4. find the geometric mean of 4 and 12. 24 8

What is the absolute value of the complex number -4-sqrt2i

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