Answer:
8 miles or 25.133 miles
Step-by-step explanation:
your radius is 4 miles.
The area of a circle is A=
Therefore, the area of this circle is , or 16
Half of this area, because what you're looking for is a semi-circle, is:
8 (exact) or 25.133 (rounded) miles.
Answer: 12 miles per gallon
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D. 28
this is because 48 divided by 12 is 4, 4 times 7 is 28.