Answer: 
Step-by-step explanation:
Area of Rectangle = bh = 16 ft x 18 ft = 288 
Area of Triangle = 1/2 bh = 1/2 x (16-12) ft x (6) ft x 2 (There's 2 triangles) = 24 
24 ft^2 + 288 ft^2 = 312 ft^2
Answer:
6 feet
Step-by-step explanation:
that is the answer
Hope you could understand.
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Answer:
C
Step-by-step explanation: