I need help with my math. Can anyone help me please ❤️

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

The measure of one angle of an octagon is two times smaller that of the other seven angles. what is the measure of each angle?

The cost of using a service is $0.25 per min. what equation correctly represents the total cost c, in dollars, for d days of use?