Prove the theorem: In a plane, if a transversal is perpendicular to one of two parallel lines, then it is perpendicular to the other.
R
R
B
Given the facts RS 1CD and AB || CD, select the reasons to prove the statement RS 1 AB,
Reasons
Statements
AB | CD
(select)
mZRTD=mZRVE (select)
RS I CD
(select)
mZRTD = 90°
(select)
mZRVB - 90
(select)
RS 1 AB
(select)