Answer:
33,072.9
Step-by-step explanation:
32,984+49.95+38.95
Complete Question
The complete question is shown on the first uploaded image
Answer:
The value is 
Step-by-step explanation:
From the question we are told that

And

Generally s(t) at t = a is mathematically evaluated as

So



Thus the velocity is represented as

=> 
=> 
=> 
Now at t = 3
=> 
=> 
Answer:
that would be the third one 12 ft, 12 ft, 20 ft because the lengths of 12+12 have enough to reach the 20 length compared to 30+30 which would only equal 60 and no more making it a line.
Answer:28
Step-by-step explanation: