You. : )

given that d is the midpoint of ab and b is the midpoint of ac, which statement must be true?

ad = ac

ac = 4db

ab + dc = ac

bk = kc

]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