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.
Use isosceles and equilateral triangles. Using the Base Angles Theorem. A triangle is isosceles when it has at least two congruent. sides. When an isosceles triangle has exactly two congruent. sides, these two sides are the legs. The angle formed by the. legs is the vertex angle. The third side is the base of the. isosceles triangle.