Original sentence: , both have the same shape, or additionally the mirror image is taken, i., one has the same shape as the mirror image of the other.Corresponding angles must also be congruent.One can be obtained from the other by uniformly "stretching", possibly with additional rotation, i
Edited sentence: , both have the same shape, or one has the same shape as the mirror image of the other.Corresponding angles must also be equal in measure.One can be obtained from the other by uniformly "stretching" the same amount on all directions, possibly with additional rotation and reflection, i