Which statement proves that this angle pair is the Corresponding Angles Theorem.
Criteria Laval

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.

Could somebody me with this radical simplification?

Find the distance between (7,-6) and (-3,-9)