180(n-2)
the equation a= nº represents the angle measures, a, in a regular n-sided polygon. when the equation is
solved for n, n is equal to a fraction with a denominator of a - 180. what is the numerator of the fraction?

Which of the following statements is true? a. the irrational number system is not closed under multiplication, because the product of two irrational numbers is always a rational number. b. the irrational number system is not closed under multiplication, because the product of two irrational numbers is not always an irrational number. c. the irrational number system is closed under multiplication, because the product of two irrational numbers is always an irrational number. d. the irrational number system is closed under multiplication, because the product of two irrational numbers is always a rational numbers. reset submit