Write a real-life situation that can be modeled by the expression 5*3/4

Answer this question only if you know the answer! 30 points and

Darian wants to build a regulation size pool table that is 9 feet in length.he plans he ordered are 18 by 36 inches. what is the scale factor of the dilation he must use to build a regulation pool table

Solve the triangle. a = 21°, c = 105°, c = 5