Jay arranged 198 books on to 9 different shelves he put the same number of books on each shelf so how many books were on each shelf

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.

How do i find the missing angle measure in a polygon

Is a triangle with sides of length 6ft, 21 ft, 23 ft. a right triangle?