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ICSE-ClassIX-Math
9.Triangles (congruency)
ICSE-ClassIX-Math
Author:
Sekhar S
ICSE Math activities of class IX
https://cisce.org/UploadedFiles/PDF/12.%20ICSE%20Mathematics.pdf
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
Next
Triangle Sides and Angles
New Resources
Supplementary Angles
Angles and Intersecting Lines: Quick Investigation
Parallel or Not? (V2)
Isosceles Triangle: Quick Construction
Stairs (Optical Illusion)
Discover Resources
pano
Perpendicular Bisectors
solution to Giovanni Resta's 2016 puzzle
CIRCLE
Transformations trigonometric
Discover Topics
Distributions
Area
Step Functions
Correlation
Percentages