Andrew has a table top in his kitchen with the dimensions shown (10ft and 3ft). he decides to put a wooden frame around the edge of the counter top. how long should the wooden frame be?

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