Question

there are infinite black white doats on a plane prove that the distance between one black dot and one white dot is one unit​

Answer 1

Answer:

You don't, because it's false. If all black dots happen to be on the line and white dots on the line (and the rest of the plane is neither white nor black), there is no such pair.

Answer 2

ㅓ니어오유어두ㅏㅇ ㅓㅇ거ㅓ량궈ㅏㅑㅓㅛ도뎌ㅑㄴㅈ