Write () = 2 − 6 + 8 in vertex form, using decimals if necessary. Identify the vertex, fill in the table, and graph ()

What is the approximate circumference of the circle shown below?

Do 12/14 and 8/10 have the same value? explain your answer.

Brian, chris, and damien took a math test that had 20 questions. the number of questions brian got right is 14 more than the number of questions chris got right. damien correctly answered 2 less than the number of questions chris answered correctly. if brian and damien have the same score, which statement is true?