Aribbon was 23.7m long. it was cut into 4pieces of 3.9m 14.2m 2.9m and 1.08m. find the length of remaining ribbon.

Each of the walls of a room with square dimensions has been built with two pieces of sheetrock, a smaller one and a larger one. the length of all the smaller ones is the same and is stored in the variable small. similarly, the length of all the larger ones is the same and is stored in the variable large. write a single expression whose value is the total area of this room. do not use any method invocations.

Aman is 6 feet 3 inches tall. the top of his shadow touches a fire hydrant that is 13 feet 6 inches away. what is the angle of elevation from the base of the fire hydrant to the top of the man's head?

At $1.32 million, they closed last month percent above what they paid in 2007." how much did they pay in 2007?