How many degrees are in EACH angle of a REGULAR 8-sided polygon? (Hint - Do the triangle trick) (Hint - Remember your definition of a regular polygon)

Adj has a total of 1075 dance and rock songs on her system. the dance selection is 4 times the size of the rock selection. write a system of equations to represent the situation.

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

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.