Give a definition for each of the following terms. Are there other terms that need to be
defined first? What are they, and how might you define them?
n parallel lines
(m) perpendicular lines (m) line segment
(iv) radius of a circle (v) square
Answers
Answer:
Parallel line:The Straight Lines that never meet each other endlessly in both directions are known as Parallel lines.
Perpendicular line :The two straight lines that interset each other at right angle or 90 degrees are known as perpendicular lines.
Line segment:The lines that has end from both direction is known as line segment.It is a part of line.
Radius of circle:The distance from the centre of cricle to its circumference is known as Radius of circle.
Square: It is a close figure made by 4 stright lines with each angle of 90 degrees and having all sides same such figure is known as square.
The terms that need to be defined first are:
Line:is a collection of points that are joined closly and has no ends is called as line.
Circle:it is a closed figure with no edge. Its 2 dimensional.