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Similar Shapes
Author:
Jonathan Robinson
Practise using ratio to find missing length of similar shapes. Calculate the scale factor and corresponding lengths.
GeoGebra
New Resources
Isosceles Triangle: Quick Construction
Slope of a Straight Line: Run and Rise
Linear Cross Section Exercise
Viviani's Window
History of Maths - Work in progress
Discover Resources
Trigonometrijske nejednačine / Trigonometric inequalities
colouring sierp
Islamic Tesselations
Attracting and Repelling Triangle
Circle Theorem 7 - Tangents from a Point to a Circle II
Discover Topics
Logarithm
Complex Numbers
Inequalities
Rotation
Geometric Mean