SSC Mathematics Note 6th Chapter Lines, Angles, and Triangles

SSC Mathematics Note 6th Chapter Lines, Angles, and Triangles. Geometry is an old branch of mathematics.  The word ‘geometry’ comes from the Greek words ‘geo’, meaning the ‘earth’, and ‘metrein’, meaning ‘to measure’. So, the word ‘geometry’ means ‘the measurement of land.’ Geometry appears to have originated from the need for measuring land in the … Read more

Last Updated: March 22, 2026 at 8:31 pm