the proof that point (1,3) lies on the circle that is centered at the origin and contains the point 0,2 is found in the table below. what is the justification for the second statement

Many newspapers carry a certain puzzle in which the reader must unscramble letters to form words. how many ways can the letters of emdangl be arranged? identify the correct unscrambling, then determine the probability of getting that result by randomly selecting one arrangement of the given letters.