A flower using 1 line segment and 8 rays

Which expression is rational? 6. , square root two, square root 14, square root 49

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.

Geometry triangles(ignore the handwriting)