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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?
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Next
Triangle Sides and Angles
New Resources
Right Triangle Trigonometry Ratios: Dynamic Illustrator
Volume of a Pyramid (Derivation)
Kaleidoscope - Caleidoscopio
Is it Isosceles?
Pyramids to Cube
Discover Resources
Ex 87
Subtraction with positive and negative numbers
MG.3 Collinearity
ASS Final
Function Transformations
Discover Topics
Circumcircle or Circumscribed Circle
Vectors 2D (Two-Dimensional)
Stochastic Process or Random Process
Trapezoid
Statistics