Use the given scale factor and the side lengths of the scale drawing to determine the side lengths of the real object. (leave an explanation to your answer plz)

Which expression is the factored from of 2/3x + 4?asap

The volume of a sphere is increased by 6%. calculate the corresponding percentage increased in it area.

Rena is building a 1: 180 scale model of a real castle. her model has a rectangular base that is 3 feet wide and 4 feet long what is the area of the base of the actual castle in square feet