Wo lines intersecting at a right angle form a line. are parallel. are perpendicular. form a ray.

What is the quotient of 42/3 divided by 4 1/5

You’re repairing a large rectangular aquarium. the final step is to cover the glass with a protective film. the front and back of the aquarium measure 4 meters by 2 meters, and the sides of the aquarium measure 3 meters by 2 meters. how many square meters of protective film do you need? ( )

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