The answer to your question is 77 because the formula for area for a triangle is A=1/2BH and the base is 11 feet and the height is 14 feet. So, (14•11)/2 is 77. Therefore, 77 squared feet is the answer.
It would be $2.6 (or $2.60) per pound.
You need to do 120-60=60 and that means he only needs $60.
The answer is either B or D