Visibility of a point on a circle from an outside point

Onderwerp:Cirkel

Visibility of a point B from a point C on a circle depends only on the angle ABC. If the angle is >=90° the point B is visible from C. If the angle is <90° the point B is not visible from C.

Nieuw didactisch materiaal

Perpendicular Lines: Quick Exploration
Rotating Plane Figures to Form Solids
Squaring a Rectangle (PST Version)
Segment Addition Postulate (Mild Questions)
Graphing Basic and Compound Inequalities

Ontdek materiaal

Similar Triangle Area
Pre-Calculus L2
The unit circle and trigonometric functions
Konusne plohe
Retângulo de maior área inscrito na elipse

Ontdek onderwerpen

Kwadratische vergelijkingen
Oppervlakte
Correlatie
Rijen en reeksen
Verschil en helling