There is a circle that is 2 km in diameter.. what is the number of acres in a circular ring if
1 km^2 = 247 acres.. round to the nearest acre..

you so much : )

area = PIr^2

radius = D/2 = 1KM

3.14 x 1^2 =3.14 square km

247 x 3.14 = 775.58 = 776 acres

answer: 230 miles ( vote ! )

step-by-step explanation:

180.39 minus 17.99 equals 162.4

then divide 162.4 by .80 to get 230

exa:

)

3+11

14

step-by-step explanation:

from this example, we can see that subtracting with integers is the same as adding the opposite. we can solve using a number line or by using the saying "keep, change, change" to us solve. it is important to remember that we can subtract a negative and end up with a larger number than we started with.