Kimberly was solving the division equation for the model above. She determined the divisor was '2', but was unable to determine the dividend and quotient.
a) What is the dividend being represented by the shaded portion in the model above?
b) What is the quotient?

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