What Is Inversion?

Explanations 3

• Inversion If this is the first time you're learning inversion, your reaction might be : "What? Why in the world do we have to invert?". Yet, as we shall see, inversion is really…

  By Zi Song Yeoh, Ahaan Rungta, Alex Federspiel

• bc\sqrt{bc}bc​-inversion bc\sqrt{bc}bc​-inversion is a combination of inversion and reflection. Let's see what I mean : Given a triangle ABCABCABC we consider the transformation…

  By Zi Song Yeoh, Alex Federspiel

• (Iran 199519951995) Let M,N,PM, N, PM,N,P be points where the incircle of scalene triangle ABCABCABC touches its sides BC,CA,ABBC, CA, ABBC,CA,AB respectively. Prove that the or…

  By Ahaan Rungta