Answer:
the answer is 4
Step-by-step explanation:
i added and subtracted and got 4
Answer:

Step-by-step explanation:
#We use the base diagonal and the height diagonal to calculate the beam's height:

#The volume of the beam can then be calculated as:

Hence, the beam's volume is 
3√35-simplest radical form
Answer:
After 5 minutes Kaitlyn have to mow 5,250 square feet of lawn.
Step-by-step explanation:
We are given the following in the question:
Total area of lawn = 5,625 square feet
Rate of mowing lawn = 75 square feet each minute
Area of lawn mowed in 5 minutes =

Square feet does Kaitlyn still have to mow after 5 minutes

Thus, after 5 minutes Kaitlyn have to mow 5,250 square feet of lawn.