Answer:A
Step-by-step explanation:<3and <11 are corresponding angles, and corresponding angles are congruent
27, just multiply30 by 9/10
Answer:

Step-by-step explanation:

Answer:
0
Step-by-step explanation:
The answer is 0. It shows up the most on the list. Also I know the awful Khan Academy brought you here.
Answer:
C is the answer, as wind turbines are more expensive