Consider the regular polygon how many diagonals does the polygon have? Justify your answer

36 inches/second = yards/minute how many yards?

21 type the correct answer in the box. use numerals instead of words. if necessary, use / for the fraction bar. the solution set of n2 - 14n = -45 is { (separate the solutions with a comma)

Solve each quadratic equation by factoring and using the zero product property. x^2 + 18x = 9x