Points E, D and H are the midpoints of the sides of triangle TUV=54, TV =68 and HD= 54 find HE

Which of those sequences is a geometric sequence

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.

Which of the functions below could have created this graph?