Answer:
i think b or d
Step-by-step explanation:
I'd say centimeters, if that's what you're looking for. Maybe 1-2 cm.
B. 50 degrees hope this helps
Answer:

Step-by-step explanation:
Refer to file. Trying something different. Should be easier to read than text format and is easier than mathML.
Answer:
6
Step-by-step explanation: