Answer:
• you have correctly identified the radius as 157 miles
• 77,398 square miles is the coverage area
Step-by-step explanation:
The area of a circle is given by the formula ...
A = π·r^2
Filling in your numbers and doing the arithmetic, we get ...
A = 3.14·(157 mi)^2 = 77,397.86 mi^2
The area is approximately 77,398 square miles.
Answer:
Exact Form:
45/11
Decimal Form:
4.09 repeated
Mixed Number Form:
4 1/11
Step-by-step explanation:
The answer I got is (2x^2+x-15)
Answer:
19,683
Step-by-step explanation: