Segment DB is a median of ΔADC. Which statement best describes the relationship between triangles ABD and CBD? Triangles ABD and CBD are congruent by the SSS Congruence Postulate. Triangles ABD and CBD are similar by the SSS Similarity Postulate. Triangles ABD and CBD are congruent by the SAS Congruence Postulate. Triangles ABD and CBD are similar by the SAS Similarity Postulate.

Snakes, dogs, and humans have a vertebral column. snakes and dogs have tails, and humans have vestigial tailbones. dogs and humans have limbs, but snakes do not. most reptiles lay eggs, but a few give birth to live young. what do these structures suggest about the evolutionary pattern between the three organisms? 1. snakes and dogs are more closely related than snakes and humans. 2. snakes and humans are more closely related than humans and dogs. 3. dogs and humans are more closely related than snakes and humans. 4. dogs, snakes, and humans share a common ancestor. 5. the early ancestor of snakes and dogs is the same, and the early ancestor of humans is different.