Similar Triangles Theorem 128. For triangles T and T', the

Last updated: 7/30/2022

Similar Triangles Theorem 128. For triangles T and T', the following are equivalent; that is, each one implies the other two. (i) T is similar to T', that is, T is congruent to a dilation of T' (ii) Each angle of T is congruent to the corresponding angle of T' (iii) The sides of T are proportional to the sides of T'.