Zoe finished ready 85% of her book. If the book is 280 pages long , how many pages has she read?

Does the point (1, sqrt 7) lie on circle shown.

Afarmer has a large field that is x feet in length. he wants to fence in a rectangular section in the middle of the field , leaving a length of 100 feet of open field behind each end of the fenced rectangle. he also wants the width of the fenced-in space to be 100 feet less than its length. find the expressions to represent the length and width of the fenced section of the field

Solve for x and select the correct answer