A plane is represented as a ________ for convenience.
intersecting lines
sphere
rectangle or parallelogram
points
Even if a plane is infinite, for convenience it is represented as a plane geometric figure.
Example: rectangle, parallelogram, circle.
Cartesian plane consists of two fixed perpendicularly intersecting lines to represent the position of a point on a plane. What are the horizontal and vertical lines, respectively known as?
A line that intersects with two or more lines at distinct points is known as a/an ______.
Give reasons for the following:
(a) A square can be thought of as a special rectangle.
(b) A rectangle can be thought of as a special parallelogram.
(c) A square can be thought of as a special rhombus.
(d) Squares, rectangles, parallelograms are all quadrilaterals.
(e) Square is also a parallelogram.