Which are steps that could be used to solve 0 = 9(x2 + 6x) – 18 by completing the square? check all that apply.
18 +81 = 9(x2 + 6x +9)
18+9 = 9(x2 + 6x +9)
18+ 36 = 9(x2 + 6x + 36)
11 = (x + 3)2
1342 = (x + 6)2
799 = (x + 3)2

The perimeter of a quarter circle is 14.28 miles. what is the quarter circle's radius?

Quadrilateral abcd is a parallelogram with diagonals that intersect at point e. which of the following statements is true?

The seventh-grade students at charleston middle school are choosing one girl and one boy for student council. their choices for girls are michaela (m), candice (c), and raven (r), and for boys, neil (n), barney (b), and ted (t). the sample space for the combined selection is represented in the table. complete the table and the sentence beneath it.