Finding angle measures between intersecting lines

Which point on the x-axis lies on the line that passes through point c and is parallel to lino ab?

Which statement about the relative areas of δabc and δxyz is true? the area of δabc > the area of δxyz the area of δabc < the area of δxyz the area of δabc = the area of δxyz more information is needed to compare.

What set does not contain -3 the set of all real numbers the set of all integers the set of all whole numbers the set of all rational numbers