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Given m 21 = 68
Find the measure of the indicated angles and state the angle relationship that exists between the two angles
7a) m Z10
7b) m 25
7c) m 22
7d) m 3

How many sides does a regular polygon have if each exterior angle measure is 45 degrees explain your answer, i really don't understand this.

Mason and christian go to the movie theater and purchase refreshments for their friends. mason spends a total of $45.75 on 3 bags of popcorn and 6 drinks. christian spends a total of $71.50 on 6 bags of popcorn and 4 drinks. write a system of equations that can be used to find the price of one bag of popcorn and the price of one drink. using these equations, determine and state the price of a drink, to the nearest cent.

Graph the line with the given slope m and y-intercept b. m=-3,b=1