Solve the problem. Give the answer to the nearest thousandth if necessary.The diagram below shows the side view of a plan for a slanted roof. Find the unknown length in this roof plan. 
9 ft
A. 12 ft
B. 9.487 ft
C. 4.899 ft
D. 10.487 ft
Answer: B
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At what points is the given function continuous?f(x, y) = ex+y
A. All (x, y) B. All (x, y) ? (0, 0) C. All (x, y) in the first quadrant D. All (x, y) satisfying x + y ? 0
Provide an appropriate response.A cosmetic surgeon is planning a skin graft operation for a patient. She plans to remove a rectangular area of skin measuring 
square millimeters from under the patient's arm. Write this area in simplified radical form.
A. 30 square millimeters
B. 9
square millimeters
C. 
square millimeters
D. 3
square millimeters
Solve the problem.In the sequence, 4, 
, 
,..., what term is -23?
A. 40 B. 35 C. 37 D. 36
Solve the problem.The temperature (in degrees Fahrenheit) of a dead body that has been cooling in a room set at 70° is measured as 88°. One hour later, the body temperature is 87.5°. How long (to the nearest hour) before the first measurement was the time of death, assuming that the body temperature of the deceased at the time of death was 98.6°. Assume the cooling follows Newton's Law of Cooling: U = T + (Uo - T)ekt.
What will be an ideal response?