Pleaseee help I need help….

What properties allow transformation to be used as a problem solving tool

The reflexive property of congruence lets you say that ∠pqr ≅

]supplementary angles are two angles that add up to . • complementary angles are two angles that add up to degrees. • 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