What is the perimeter of the quadrilateral? when the sides are 9,11,5,and 7?

Pls help i will give THANX

Iwant to know what 3g+5h+4g-2h is my teacher is too selfish to tell us

Sketch the vector field vector f( vector r ) = 8vector r in the xy-plane. select all that apply. the length of each vector is 8. the lengths of the vectors decrease as you move away from the origin. all the vectors point away from the origin. all the vectors point in the same direction. all the vectors point towards the origin. the lengths of the vectors increase as you move away from the origin.

Assume that y varies inversely with x. if y=1.6 when x=0.5 find x when y=3.2 acellus answer