Follow these instructions to unclog your air conditionerâs drain line. 1  Step 1: Get out your wet/dry vacuum. 2  Step 2: Find the main drain line outside of your home. 3  Step 3: Connect the wet/dry vacuum hose to the main drain line.  Step 4: Check the vacuum for algae water and other debris.
The base angles theorem states that if the sides of a triangle are congruent (Isosceles triangle)then the angles opposite these sides are congruent.
â¢ Exterior angles - When the sides of a polygon are extended, other angles. are formed. The angles that form linear pairs with the interior angles are. the exterior angles. â¢ Corollary to a theorem - A corollary to a theorem is a statement that can be. proved easily using the theorem. Triangle Sum Theorem.