ICSE-ClassIX-Math
- Author:
- Sekhar S
ICSE Math activities of class IX
https://cisce.org/UploadedFiles/PDF/12.%20ICSE%20Mathematics.pdf
Table of Contents
9.Triangles (congruency)
- Triangle Sides and Angles
- Angles opposite to equal sides (isosceles triangle)
- Triangle Medians: Quick Investigation
- Medians Centroid Theorem (Proof without Words)
- Medians and Centroid Dance
- Triangle Altitude Illustrator and Definition Writing Prompt
- Drawing Orthocentre & Some Quiz
- Triangle Exterior Angle
- Polygons: Exterior Angles
- SAS Theorem & Similarity
- SAS: Dynamic Proof!
- ASA Theorem?
- gg