Find CD
с=42 degrees
D= 6 degrees

Find an equation of the line perpendicular to the graph of 28x-7y=9 that passes through the point at (4,1)

Table which ratio is equivalent to 3: 7? 6: 7 3: 21 24: 56 15: 30

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