Which of the following are models for perpendicular lines:
(a) The adjacent edges of a table top.
(b) The lines of a railway track.
(c) The line segments forming the letter ’L’
(d) The letter V.
Question 1
Which of the following are models for perpendicular lines
(a) The adjacent edges of a tabletop.
(c) The line segments forming the letter ‘L’.
Which of the following are the perfect models of two perpendicular lines?