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Kite 22 Feb 2010 | 10:36 am
A quadrilateral with two distinct pairs of equal adjacent sides is called a kite...
Rhombus 22 Feb 2010 | 10:01 am
A quadrilateral with all four sides equal in length is called a rhombus. A rhombus is actually just a special type of parallelogram...
Right Trapezoid - Isosceles Trapezoid 22 Feb 2010 | 08:58 am
A right trapezoid is a trapezoid having two right angles. An isosceles trapezoid is a trapezoid with both legs the same length. ...
Common Tangents OF Two Circles 19 Jan 2010 | 09:43 am
A line that is tangent to two circles is called a common tangent of the circles. Common tangent is called external tangent if ...
Exterior Angle Of A Circle 17 Jan 2010 | 09:13 am
An angle formed outside of the circle by the intersection of two secants, two tangents or a tangent and a secant is called an exterior angle of the circle.
Angle Bisectors, Altitudes And Medians Of A Triangle 11 Jun 2009 | 03:12 pm
An altitude of a triangle is a line segment that joins the vertex of the triangle with the opposite side and perpendicular to the side.
Isosceles Triangle 3 Jun 2009 | 07:45 am
An isosceles triangle is a triangle with (at least) two equal sides. The two equal sides are called the legs and the unequal side ...
Circles Of A Triangle 28 May 2009 | 03:38 pm
Given a triangle, extend two sides in the direction opposite their common vertex. The circle tangent to these two lines and to the other side of ...
Angle-Side Relations In A Triangle 28 May 2009 | 03:25 pm
In a triangle, the longer side is opposite the greater angle. In a triangle, the sum of the lengths of two sides is always greater than ...
Angle Relations In A Triangle 24 May 2009 | 05:25 pm
The sum of the angles of a triangle is 180 degrees. The sum of the exterior angles of a triangle is equal to 360 degrees.