Simplify the following text for a Grade 11 native English-speaking person.
Original: Vector graphics is the use of geometrical primitives such as points , lines , curves , and shapes or polygon ( s ) , which are all based on mathematical equations , to represent images in computer graphics .
Simplified: Vector graphics ( also called graphical modeling , or object-oriented graphics ) is a type of computer graphics , Vector graphics uses geometrical objects , like points , lines , curves , and polygons to model the image . Mathematics can be used to describe the graphics .