What is the area of the rectangle in having trouble.?

What is the nth term rule of the linear sequence below? 27 , 25 , 23 , 21 , 19 , . .

Polygons efgh and e′f′g′h′ are shown on the coordinate grid: what set of transformations is performed on efgh to form e′f′g′h′? a. a translation 1 unit to the left followed by a 90-degree counterclockwise rotation about the origin b. a translation 1 unit to the right followed by a 90-degree counterclockwise rotation about the origin c. a 90-degree clockwise rotation about the origin followed by a translation 2 units to the right d. a 90-degree clockwise rotation about the origin followed by a translation 2 units to the left

Iwant to know what 3g+5h+4g-2h is my teacher is too selfish to tell us