Answer:
x = 17.9
Step-by-step explanation:

45 minutes is half of an hour and 30 minutes
Answer:
Yes
Step-by-step explanation:
Yes, that is possible because whenever one number is a factor of the other one, it's their greatest common factor. Here are some examples.
2 and 200
10 and 100
13 and 52
one thousand and one million
Answer:
122m^2
Step-by-step explanation:
Awnser is in picture along with steps