What is the area of trapezoid DEFG with coordinates D(2,3), E(5,3), F(3,1), G(2,1)?

A) 2 square units
B) 3 square units
C) 4 square units
D) 8 square units

Ben wants to play a carnival game that costs $2. in his pocket he has 5 red tickets worth 35 cents each, and 15 blue tickets worth 10 cents each. which of the following systems of inequalities correctly represents the constraints on the variables in this problem? let represent the red tickets and b represent the blue tickets.

The sum of two numbers is 12 and their difference is 18 what are the two numbers

When solving this problem: 3025/5.5 = a/90.75 you get 49912.5 which would be the length of one of the sides of a square when the area is only 90.75 inches. is that answer correct, why, and how is it possible?