On a coordinate plane, trapezoid A B C D has points (negative 5, negative 2), (negative 1, 2), (0, negative 1), (negative 2, negative 3). Trapezoid ABCD is graphed in a coordinate plane.

What is the area of the trapezoid?

10 square units
12 square units
20 square units
24 square units

Evaluate the following expression 1/3^2

Lv beethoven software supplies customized software to a managed healthcare system. lv beethoven software's costs for the software is $1,723,000. lv beethoven software sells the software to the healthcare system for $3,816,981.10. overhead expenses are estimated at 47% of the selling price. what is lv beethoven software's net profit to the nearest dollar?

How do i simply this expression (quadratic formula basis) on a ti-84 or normal calculator?