Supplementary angles are two angles that add up to . • complemen tary angles are two angles that add up to degrees. • perpendicular lines are two lines that intersect at a angle. • adjacent angles share a and a • congruent angles have the measure. • an triangle has one angle that is greater than 90 degrees. • a triangle with angles 45 ° , 45 ° , and 90 ° would be a triangle.

Supplementary angles are two angles that add up to ___180___degrees. • Complementary angles are two angles that add up to 90 degrees. • Perpendicular lines are two lines that intersect at a right angle. • Adjacent angles share a side and a vertex. • Congruent angles have the same measure. • An obtuse triangle has one angle that is greater than 90 degrees. • A triangle with angles 45 ° , 45 ° , and 90 ° would be a right triangle.