Why is a rectangle 360 degrees ?

Is the following relation a function? x y 1 4 −1 −2 3 10 5 16 yes no

The composite figure is made up of a parallelogram and a rectangle. find the area. a. 76 sq. units b. 48 sq. units c. 124 sq. units d. 28 sq. units

Can someone me out here number 4 plz