Answer:
13
Step-by-step explanation:
13 because there pretend there is 24 people then it would be 12 but then there is one left over so 13 because somebody would have to shake hands with that person
Answer:
81
Step-by-step explanation:

Answer:
transformation
Step-by-step explanation:
this is when one form of energy forms into another form, and it can be transferred into a new object or location
Answer:
37.68inº
Step-by-step explanation: