A line which cuts another line into two equal parts and meets it at a right angle is called a perpendicular close perpendicular Perpendicular lines are at 90° (right angles) to each other. bisector.

If two 90 degree angles are placed back-to-back (Figure 5), they total 180 degrees. The sides of this angle form a straight line, so a 180 degree angle is a straight line. Adding two more 90 degree ...

Lines and angles. Draw and identify different types of lines and angles, including line segments, rays, parallel lines, perpendicular lines, and right angles.

Class 9 Maths Chapter 6 Lines and Angles is available here for download in PDF format. We have provided here the latest edition of the chapter which is published by the NCERT on its official website.

Hey there, time traveller! This article was published 11/12/2018 (2403 days ago), so information in it may no longer be current.. Ivan Stearns is 10 years old and he is a very interesting young ...

Learn more about bisecting lines and angles with this BBC Bitesize Maths article. For students between the ages of 11 and 14.