For the Transformation T, write the T-1.

T : (x, y) (x, y)
T -1 (x, y)

(x, y)
(x - 1, y - 1)
(½x, ½y)

The number if marbles of different colors stored in a hat is listed below: 4 red marbles 10 green marbles 7 blue marbles. without looking in the hat, dan takes out a marble at random. he replaces the marble and then takes out another marble from the hat. what is the probability that dan takes out a blue marble in both draws?

The base of a triangle is 8 1 3 meters and the height of the triangle is the fourth root of 16 meters meters. what is the area of the triangle?

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