Which expressions are perfect square trinomials? select all that apply.
a) x^2 + 20x + 100
b) x^2 + 7x + 49
c) x^2 + 12x + 4
d) x^2 + 8x + 16

Which letters from the table represent like terms? a and b b and c a and d b and d

Ian is in training for a national hot dog eating contest on the 4th of july. on his first day of training, he eats 4 hot dogs. each day, he plans to eat 110% of the number of hot dogs he ate the previous day. write an explicit formula that could be used to find the number of hot dogs ian will eat on any particular day.

Two rectangular prisms have the same volume. the area of the base of the blue prism is 418 4 1 8 square units. the area of the base of the red prism is one-half that of the blue prism. which statement is true?