Hey! Your rational number would be 
Answer:
9.75
Step-by-step explanation:
Answer:
200 in all
Step-by-step explanation:
12 ft * 10 ft = 120 sq ft
½ * 6 ft * 7 ft = 21 sq ft
120 sq ft - 21 sq ft = 99 sq ft (it is area of the composite shape)
Step-by-step explanation:
here u go.
hope it helps you