A roller coaster has a height of 325 feet before its first hill, and the bottom of the hill is 30 feet off the ground. What is the height of the drop? The height of the drop is

Mrs. morton has a special reward system for her class. when all her students behave well, she rewards them by putting 3 marbles into a marble jar. when the jar has 100 or more marbles, the students have a party. right now, the the jar has 24 marbles. how could mrs. morton reward the class in order for the students to have a party?

Roger could feed 5 walruses with 4 kilograms of fish. how many walruses could he feed with 7.2 kilograms of fish?

Are the corresponding angles congruent? explain why or why not.