Any Pakistani here? :D

Which is f(5) for the function –2x2 + 2x - 3?

Afarmer has a large field that is x feet in length. he wants to fence in a rectangular section in the middle of the field , leaving a length of 100 feet of open field behind each end of the fenced rectangle.he also wants the width of the fenced-in space to be 100 feet less than its length. find the expressions to represent the length and width of the fenced section of the field

Joey is asked to name a quadrilateral that is also a rhombus and has 2 pairs of parallel sides.should be his answer