Find the length of the highlighted arc.

select one:
a. 8 pi space i n.
b. 5 2 over 3 pi space i n.
c. 5 1 third pi space i n.
d. 2 over 3 pi space i n.

Adam plans to choose a video game from the section of the store where everything is 75% off. he writes the expression d-0.75d to find the sale price of the game if the original price is d dollars. gena correctly writes another expression, 0.25d, that will also find the sale price of the game if the original price is d dollars. use the drop down menus to explain each part of adams and rena's expression

Using elimination, what is -4x+2y=-12 4x+8y=-24

How many quarts of a 50% solution of acid must be added to 20 quarts of a 20% solution of acid in order to get a 40% solution of acid?