Need help 32.54 + 19.61

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? ( )

State if the two triangles are congruent. if they are, state how you know?

Landon wrote that 3−2.6=4. which statement about his answer is true?