Is(-1,2) a solution to the inequality graphed below? Why or why not? Plz don’t upload files

What is the measure of ac? 5 units 13 units 26 units 39 units 3x- 2b 6x + 9

Im literally having a mental breakdown

Match the following reasons with the statements given to create the proof. 1. do = ob, ao = oc sas 2. doc = aob given 3. triangle cod congruent to triangle aob vertical angles are equal. 4. 1 = 2, ab = dc if two sides = and ||, then a parallelogram. 5. ab||dc if alternate interior angles =, then lines parallel. 6. abcd is a parallelogram cpcte