The figure shown has two parallel lines cut by a transversal: Use the figure to complete the sentence.

∠6 and _ are corresponding angles.

a
∠2

b
∠3

c
∠7

d
∠8

Consider u = {x|x is a negative real number}which is an empty set? o {x|x eu and x has a negative cube root}o {x|x eu and x has a negative square root}{x|x eu and x is equal to the product of a positive number and -1}{x|x eu and x is equal to the sum of one negative and one positive number?