Starting time 6: 57pm elapsed time is 47 minutes

Aadc is formed by reflecting aabc across line segment ac, as shown in the figure. if the length of ac is 4 units, the area of aadc is square units.

Which graph has figures that can undergo a similarity transformation to justify that they are similar? (obviously not the third one)

Asource of laser light sends rays ab and ac toward two opposite walls of a hall. the light rays strike the walls at points b and c, as shown below: what is the distance between the walls?