A point, a line, and a plane are undefined words in geometry.
A subfield of mathematics called geometry examines the dimensions, placements, angles, and sizes of objects.
2D shapes, which include flat shapes such squares, circles, and triangles, are a subset of flat geometry. The length and width are the only 2 dimensions of these forms.
A solid figure, object, or shape with three dimensions—length, breadth, and height—is referred to as a three-dimensional shape in geometry. Three-dimensional shapes contain thickness or depth, in contrast to two-dimensional shapes.
In terms of geometry, an angle is the shape created when two rays intersect at a single terminal. The sign is used to denote an angle. A protractor is used to measure angles in degrees (°).
To know more about geometry, here
https://brainly.com/question/24236629
#SPJ4