[Trigonometry] Type#4: Questions based on Trig and Algebra combo

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Algebra: 3 formulas Trigonometry: Formulas Case: Only trig formulas Case: Combo of Trig + algebra formulas Mock Questions Before moving to the next topic of trigonometry, I would like to quote the tweets of SSC chairman’s official account: What SSC chief said In SSC CGL 2013, the Maths will be of class 10th level.(tweet link) …questions in trigonometry and geometry … Read More

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[Trigonometry] Type#3: Complimentary Angles related Questions and approach for SSC CGL

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What is complimentary angles? SIN vs COS SEC vs COSEC TAN vs COT Multiplication chain (tan and cot)  Finding unknown angle The half angles Summary Mock question What is complimentary angles? If you add two angles (A+B) and if their sum is 90, then they’re called complimentary angles. For example, 60 and 30 are complimentary because 60+30=90. Same way  (0,90) … Read More

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[Trigonometry] Type#2: Table based questions, memorization technique, approach explained for SSC CGL

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Introduction Table based Questions Case1: finding value Case2: multiplication chain Case3: finding angle Mock Questions Introduction For SSC CGL trigonometry, there are mainly four types of questions Height and distance: and it has five subtypes. We already saw how to solve them. If you haven’t seen it, click on my youtube playlist Table based: Finding values and angles: We will … Read More

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[Reasoning] 4-Statement Syllogism: Approach, Techniques, explained for SBI PO (High level reasoning) and UPSC CSAT paper 2

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Introduction Recap: 2 statement Complimentary case Approaching 4 statement syllogism Case#1 : Stick, lamps, power, dresses, shirts Case#2: Bird, Horse, Tiger, Lion & Monkey Case#3: Bench, Wall, House, Jungle, Road Case#4: (Complimentary Pairs): Cups, Bottles, Jugs, Plates & Tables Case#5: (Complimentary Pairs): Chair, Handle, Pots, Mats & Buses Introduction SBI loves asking 4 statement syllogism questions in its PO exam. … Read More

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[Trigonometry] HnD Type #1: One Building One Angle finding height, distance or hypotenuse

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Introduction: 1 building 1 angle Approach: 1 building 1 angle Mock Questions Introduction: 1 building 1 angle Starting the series of “Trigonometry –>Height and Distance(HnD)–> Five types of Questions. 1st and most easiest of all height n distance questions is “1 building 1 angle”. Here are example questions (all solved in the video) There is a temple on a river … Read More

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