20. a pie has a diameter of 11 inches. what's the area of each slice if the pie is cut into 8 pieces?
o a. 11.9 inches
o b.276.5 inches
o c.2.1 inches
o d. 12.2 inches

d. 8

step-by-step explanation:

the given radical expression is:

we can rewrite this as:

we express as square numbers to get;

the exponents will now cancel out to give.

the correct answer is d

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.

answer: 819.89 miles across america

step-by-step explanation: