Trigonometry Tricks – 3

Sine and Cosine Rules See the image above and mug the formulas thoroughly. Sin and cosine rules are important in trigonometry and can help you in solving some complex questions. 1) The...

Trigonometry Tricks – 2

This article covers some concepts that are taught in classes 11th and 12th, and hence new for arts/commerce candidates. Few things which the above figure represents : There are 4 quadrants...

Trigonometry Tricks – 1

Trigonometry is yet another scoring section of CGL. Most of the questions can be solved with jugaad. Just like Algebra, where we assumed the values of variables, in trigonometry we will assume the...

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...

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...

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...

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...

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...

Geometry Tricks – 3 [Construction]

You can tackle many tricky geometry questions with a single word 'Construction'. Yes, just precisely draw the diagram as asked in the question and manually measure the unknown side/angle that has...

Circle & Its Tangent

Circle & Its Tangent Tangent From Latin: tangere "to touch," A line that contacts an arc or circle at only one point. Try this Drag the orange dot. The blue line will always remain a tangent...
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Government Scheme

Physics Notes For SSC CGL / CHSL Exam 2019-20 on :...

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FUNDAMENTAL LAWS OF GASES The three fundamental laws which connect the relation between pressure, volume and temperature are as follows: Boyle’s Law Charles's law Avogadro's...

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