Similar to 方べきの定理

Casey's theorem

Haruki's Theorem

Circles of Apollonius

Five circles theorem

Seven circles theorem

Pizza theorem

Monge's theorem

Five lemma

Arzelà–Ascoli theorem

Apollonius point

Apollonius's theorem

Angle bisector theorem

Stewart's theorem

Thales's theorem

Ceva's theorem

Parallelogram law

Menelaus's theorem

J-invariant

Affine connection

Archimedes Palimpsest

1 + 1 + 1 + 1 + ⋯

1/2 + 1/4 + 1/8 + 1/16 + ⋯

1/2 − 1/4 + 1/8 − 1/16 + ⋯

1/4 + 1/16 + 1/64 + 1/256 + ⋯

Hundredth