I need help finding the intersection of the line and plane

60 2(x + 2) in the diagram, gef and hef are congruent. what is the value of x?

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

If 5x - 2 = -12, then x = a) -50 b) -4.4 c) -2.8 d) -2