B), A),D), and I dontknow how to answer the last one
Hey there!
Answer:
CD = 3.
Step-by-step explanation:
Since the triangles are similar, we can set up a ratio to determine the other side-lengths:

Cross multiply:

Distribute the '6':

Combine like terms and simplify:


Therefore, the length of CD is 3.
Answer:
add the 2 equations together
Step-by-step explanation:
i was in class when I heard this so it should be correct