Sunday , October 22 2017
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## Circle and its chords

Circle and its chords Circle From Latin: circus – “ring, a round arena” A line forming a closed loop, every point on which is a fixed distance from a center point. Try this Drag an orange dot. The circle can be moved by dragging the center point and resized by dragging …

## Triangle : Congruency and Similarity

Triangle : Congruency and Similarity   Definition: Triangles are congruent when all corresponding sides and interior angles are congruent. The triangles will have the same shape and size, but one may be a mirror image of the other. In the simple case below, the two triangles PQR and LMN are congruent because every corresponding side …

## Triangle : Law Of Sines & Cosines

Triangle : Law Of Sines & Cosines What does ‘solving the triangle’ mean? It means that if we are given some facts about a triangle, we can find some or all of the rest. For example, if we know two sides of a right triangle we can find (or ‘solve …

## Triangle & its various kinds of Centers

Triangle & its various kinds of Centers There are 4 very important ways of viewing the center of a triangle. We can look at its CENTROID, ORTHOCENTER, CIRCUMCENTER, and the INCENTER. The centroid is the first center and is obtained by locating the intersection of the three medians of the …

## Triangle : Its Properties & Its Types

Triangle : Its Properties & Its Its Types A triangle is one of the basic shapes of geometry. It is a polygon with three sides and 3 vertices/corners. Learn about different triangles such as equilateral, isosceles, scalene triangles and their properties. Definition: A triangle is a closed figure made up of …

## Geometry Tricks – 1 [Important Formulae]

Many students asked me to share some geometry tricks. So here is the Part-1 : (1) Be it algebra or geometry, such questions are always there that don’t deserve your rough space. Like the above questions asks you the value of x. Now value of x can’t be negative in …

## Circle : Radius | Diameter | Area | Sector | Segment

Circle : Radius | Diameter | Area | Sector | Segment Radius  (of a circle) From Latin: radius “staff, spoke of a wheel” 1. A line from the center of a circle to a point on the circle. 2. The distance from the center of a circle to a point on …

## Circle & Its Secant

Circle & Its Secant Secant From Latin: secare “to cut” A line that intersects a curve or circle at two points . Try this Drag either orange dot. The blue line will always remain a secant to the circle, except that if the two points coincide, the secant becomes a tangent. The …