Solve for the quartile 2. the exact value of the quartile 2 2,5,6,8,11,14,3,6,7,9,13

Mr santos wants to enclose the rectangular parking lot beside his house by putting a wire fence on the three sides as shown in the figure. if the total length of the wire is 80m, find the dimension of the parking lot that will enclose a maximum area. ​

Arectangular package to sent by a postal dervice can have a maximum combined length and girth (perimeter of a cross section) of 108 inches.find the dimensions of the package maximum volume that can be sent.(assume the cross is square).

Is the inequality x²+1> 1 true for all real numbers? ​