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.
Theorem 1.7.4: Any two right angles are congruent. Given :  ABC is a right angle. DEF is a right angle. Prove: ABC # DEF Theorem 1.7.5: If the exterior sides of two adjacent angles form perpendicular rays, then theses angles are complementary. Theorem 2.1.1: From a point not on a given line, there is exactly one line perpendicular to the given point.