What are the constants in this expression? Negative 10.6 + StartFraction 9 over 10 EndFraction + two-fifths m minus 2.4 n + 3 m Negative 10.6 and StartFraction 9 over 10 EndFraction Negative 10.6. and –2.4 StartFraction 9 over 10 EndFraction and Two-fifths Negative 2.4 and 3

Worth 30 points! in this diagram, both polygons are regular. what is the value, in degrees, of the sum of the measures of angles abc and abd?

The cost for an uberi is $2.50 plus $2.00 mile. if the total for the uber ride was $32.50, how many miles did the customer travel?

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.