Posted by Ian on Tuesday, March 1, 2011 at 12:51pm.
The opposite angles of a parallelogram are congruent. The adjacent angles are supplementary. If angle X measures 110 degrees, then what are the measures of angle Y and angle Z?

math  Henry, Thursday, March 3, 2011 at 11:30pm
Y = 180  110 = 70deg.
Z = 180 = 70 = 110deg