Set k consists of all fractions of the form x/(x+2) where x is a positive even integer less than 20. what is the product of all the fractions in set k ?

Place the following steps in order to complete the square and solve the quadratic equation,

(mc 02.03) what set of reflections and rotations would carry rectangle abcd onto itself? reflect over the y-axis, reflect over the x-axis, rotate 180° rotate 180°, reflect over the x-axis, reflect over the line y=x reflect over the x-axis, rotate 180°, reflect over the x-axis rotate 180, reflect over the y-axis, reflect over the line y=x

In the diagram of circle o, what is the measure of zabc?