SOLVE QUICK PLEASE!! 20 POINTS

12. decide whether each statement is always true, sometimes true, or never true. a. when corresponding points of an original figure and its reflection are connected, the resulting segments are all perpendicular to the line of reflection. b. when a point is reflected over a horizontal line, the y-coordinate of the point stays the same. answer both questions and explain

Consider the diagram. which line segment has the same measure as st? rx tx sr xs

Suppose i flip two identical coins. what is the probability that i get one head and one tail?