condition for similarity definition

  Condition for similarity

Two triangle are Equiangular and corresponding sides of two triangle are also propotional then this two triangle are called similar triangle. 

Eg. Set square 📐

If two triangle are Equiangular then its corresponding sides also be propotional. If corresponding sides of two triangle are propotional then its angle is also beEquiangular .

 History of thales theorem in hindi