Answer:
41 6/10 or 41 3/5
both answered are the same, just simplified it
Step-by-step explanation:
20 4/5 x 2= 41 6/10 or 41 3/5
Step-by-step explanation:

I'm guessing a pentagon but I could be wrong
Answer:
Either -17 or 17
Step-by-step explanation:
Answer:
k = 2
Step-by-step explanation:
Use a graphing calculator