Three atoms with atomic radii of 2.0, 3.0, and 4.5 are arranged as in the figure. Find the measure of the angle with vertex C.

Points a, b, and c form a triangle. complete the statements to prove that the sum of the interior angles of triangle abc is 180

Sasha drank 8 bottles of water everyday for a week. how many bottles of water did she drink in total?

Anew shopping mall is gaining in popularity. every day since it opened, the number of shoppers is 5% more than the number of shoppers the day before. the total number of shoppers over the first 10 days is 1258 how many shoppers were on the first day?