The depth of a crater in South Africa is -40 kilometers. The depth of a Crater in Canada is - 15 kilometers. Write an inequality to compare the depths of the crates.

If the simple annual interest rate on a loan is 6, what is the interest rate in percentage per month?

Set $r$ is a set of rectangles such that (1) only the grid points shown here are used as vertices, (2) all sides are vertical or horizontal and (3) no two rectangles in the set are congruent. if $r$ contains the maximum possible number of rectangles given these conditions, what fraction of the rectangles in set $r$ are squares? express your answer as a common fraction.

(a.s."similarity in right triangles"solve for xa.) 10b.) 20c.) 14.5d.) [tex] 6\sqrt{3} [/tex]