Which of the following is a rational number? square root of 15, square root of 16 square root of 17, square root of 18

Louis wants to carpet the rectangular floor of his basement. the basement has an area of 864 square feet. the width of the basement is 2/3 it's length. what is the length of louis's basement

What does the sign of the slope tell you about a line?

Graph the equationy=x^2 -[tex]y = x^{2} - 2[/tex]