A rectangle has vertices (–1, 1), (–4, 1), (–1, 3), and (–4, 3). If the rectangle is reflected over the x-axis, what algebraic rule can be used to find each of the new vertices?

Refer to interactive solution 17.45 to review a method by which this problem can be solved. the fundamental frequencies of two air columns are the same. column a is open at both ends, while column b is open at only one end. the length of column a is 0.504 m. what is the length of column b?

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

The measure of angle 0 is 600 degrees