Please help What is the distance from (3 and one-half, 5) to (3 and one-half, –12)?

Find and simplify the difference of the golden ratio and its multiplicative inverse

(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

Which angle of rotation is an angle of rotational symmetry for all figures?