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Which best explains why this triangle is or is not a right triangle ?

More than 450450 students traveled to a state park for a field trip. the school allowed 66 students to travel by car, and the rest traveled on 1111 buses, each of which held the same number of students. if there were ss students in each bus, which inequality best represents this situation?

The bottom of a vase is a square.each side measury y+11 units.the square has a perimeter of 55 units what is the value of y?