Answer:
Option C. 
Step-by-step explanation:
we know that
Triangles ADE and ABC are similar by AA similarity postulate
AB=2AD
Apply proportion

Find the length of segment DE

Answer:
-6×12×-1=72
Step-by-step explanation:
just note that abs(k)
when k<0
is -k
Answer:
Can I please have more details on what your question is?
Step-by-step explanation:
Answer:
What is this for?
Step-by-step explanation: