Theorem no. 19

Auteur :fersie t. ramirez

theorem no. 19 Three circles whose centers are A, B, C respectively are tangent externally, pair by pair, at D, E, F. Prove that the inscribed circle of the triangle ABC is the circumscribed circle of the triangle DEF.

Nouvelles ressources

bewijs stelling van Pythagoras
Identifying Sine, Cosine, Tangent Ratios in Right Triangles (Quick)
רישום חופשי
Parametric surfaces: Sphere
Slopes of Parallel Lines

Découvrir des ressources

Pyramid-Creative
geogebra-01
Audrey Hunt
Maths Assignment
I-9 Angle Bisector
Locus-5

Découvrir des Thèmes

Arithmétique
Valeur Attendue
Triangles Rectangles
Triangles
Surface