An engineer on the ground is looking at the top of a building. the angle of elevation to the top of a building is 38°. the engineer knows the building is 300 ft tall. what is the distance from the engineer to the base of the building to the nearest whole foot?

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.

286 divided by 457.6 what is the quotient?

Which net represents the pyramid below? meh