Answer:
9
Step-by-step explanation:
Answer:
15 is the next term in the sequence.
When triangles are congruent, one triangle can be moved (through one, or more, rigid motions) to coincide with the other triangle.
Answer:
Its the third answer
Step-by-step explanation:
Answer:
C) Lines r and s and lines t and u must be parallel
Step-by-step explanation:
not quite sure how to explain this, but hopefully this still helps!