What is the supplement of an angle that measures 77° ?(1 point) Responses The supplement of the angle is 77° because supplementary angles are congruent. The supplement of the angle is 77 degrees because supplementary angles are congruent. The supplement is 103° because 180°−77°=103° . The supplement is 103 degrees because 180 degrees minus 77 degrees equals 103 degrees . The supplement of the angle is −103° because 77°−180°=−103° . The supplement of the angle is negative 103 degrees because 77 degrees minus 180 degrees equals negative 103 degrees . The supplement of the angle is 13° because 90°−77°=13° .