1 Without proper scans of teeth, there is a danger of permanent nerve damage. 2  Carol Russell, 46, from Birmingham, can't even kiss her children. 3  Her wisdom tooth was removed in 2008 but several operations couldn't stop the pain.  Wisdom tooth extraction is one of the most common procedures in the UK.
An isosceles triangle is a triangle with two congruent sides and congruent base angles. congruent means equal. No matter which direction the triangle's apex, or peak, points, it's an isosceles triangle if two of its sides are congruent. Note the hash marks that indicate congruency. Any sides or angles with the same number of hashes through them are congruent.
Isosceles triangles. An isosceles triangle has two equal sides and two equal angles. The equal sides are called legs, and the third side is the base. The two angles touching the base (which are congruent, or equal) are called base angles. The angle between the two legs is called the vertex angle.