Drop Insta grams please lol... (plz don’t respond to the question if you are not going to drop ur ig)

How do i do this? i don’t understand

]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

What is the value of x? enter your answer in the box. x =