I need help with this math problem The sum of 3 and b are greater than or equal to -16
Please help me!!!

Me. i can't figure out this question. give an explanation too. .

How can you construct perpendicular lines and prove theorems about perpendicular lines

]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