Given the formula for circumference of a circle, C=2πr, a.) Rewrite the formula in terms of r. Show your work.

b.) If the circumference of the earth is 24,900 miles, then what is the radius of the earth? What does that distance mean? Show your work.

answer: there are x+184 pages in olivia's book.

step-by-step explanation:

let the total number of pages in the book which olive has already read be x.

then if olive has 184 pages left to read, then the total number of pages are in olive's book= pages she has read+pages she has left to read

therefore, the total number of pages in olivia's book=

hence, there are x+184 pages in olivia's book.

because that’s us why

b.

step-by-step explanation:

i just know

answer is

b.

11

hope you get this one right.