Y = 2x + 1 I need to show my work too

1. are the triangles similar and if so why? what is the value of x? show your work.

Which image (a’ b’ c’ d’) of abcd cannot he produced using only reflections ?

The length of the shadow of a building is 120 meters, as shown below: building shadow 120 m what is the height of the building? (1 point)