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Proportions
Author:
Robert Fant
Investigate "similarity" and use proportions to calculate unknown values.
GeoGebra
Find the value of the missing sides. Move the vector to generate multiple, proportionate triangles.
New Resources
Play C3 E3 G3 C4_C4
Rotating Points (Optical Illusion)
Supplementary Angles
Angles and Intersecting Lines: Quick Investigation
Witch of Agnesi - A Classical Construction
Discover Resources
FFSLab
Sections 2.14 Example 1
Year 10, Module 11, Rates of Change of Curve
Orthoptic curve (director circle) of a hyperbola
EM 2019 P2 Q8
Discover Topics
Terms
Arithmetic Mean
Reflection
Dilation
Line Segment