Answer:
the answer is 24 square feet hope this helps:)
Step-by-step explanation:
6a-18
So, Cot is negative in second and fourth quadrant.
So, tan(x+)=-cot(x)
Option B
4.7
??
9
Side EF is 12 units, so you have to multiply 12 by 3/4, and you get 9.