Level 20

Auteur:Colin Beveridge

Level 20 of http://euclidthegame.org/Level20.html asks you to construct the outer tangent to two given circles (here, a, with centre A; and b, with centre B). Here's how I'd do it.

Nieuw didactisch materiaal

Erdős's problem #503, n=3
Slopes of Straight Lines
רישום חופשי
Use a matrix with its elements as functions
Matrices - Basic Terminology

Ontdek materiaal

Example 2
copied angle
Golden Trianlge- Ewan Todt-Tutchener
T4Q1

Ontdek onderwerpen

Curven schetsen
Deling
Bol
Verdelingen
Eenheidscirkel