What set of transformations are applied to parallelogram abcd to create a'b'cd?

Which one is true about the hexagons ?

]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

Perform the indicated operation and write the answer in the form a + bi. (-5 + 2) + (3 - 6i)