Polygon abcd is rotated 90º counterclockwise about the origin to create polygon a′b′c′d′. match each set of coordinates to the vertices of polygon a′b′c′d′

Compare the subtraction problems 6/8 - 5/8 = 1/8 and 6/9 - 7/9 = 1/9 why is the answer to the first problem positive and the answer to the second problem negative

The hawaiian alphabet has 12 letters. how many permutations are posible for each number of letters?

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?