# Category Archives

The Trigonometric formulas or Identities are the equations which are true in the case of Right-Angled Triangles. Some of...

#### Trigonometry Formula

The Trigonometric formulas or Identities are the equations which are true in the case of Right-Angled Triangles. Some of...

A dime a dozen – Very common A piece of cake – Something easy Actions speak louder than words...

#### Idioms & Phrases Questions

A dime a dozen – Very common A piece of cake – Something easy Actions speak louder than words...

Act of giving up the throne – Abdication Repetition of an initial sound in two or more words of...

#### One Word Substitution Questions

Act of giving up the throne – Abdication Repetition of an initial sound in two or more words of...

The concept of Trigonometry is given by a Greek mathematician Hipparchus. Trigonometry is all about a right-angled triangle. It...

#### Trigonometry Basics

The concept of Trigonometry is given by a Greek mathematician Hipparchus. Trigonometry is all about a right-angled triangle. It...

Here we have shared some questions and answers of the Number System chapter. You can note down them in...

#### Number System Question And Answers

Here we have shared some questions and answers of the Number System chapter. You can note down them in...

A number is divisible by 2 if its unit’s digit is any of 0, 2, 4, 6, 8. A...

#### Shortcuts for number divisibility check

A number is divisible by 2 if its unit’s digit is any of 0, 2, 4, 6, 8. A...

1 + 2 + 3 + 4 + 5 + … + n = n(n + 1)/2 (12 +...

#### Number System Formulas

1 + 2 + 3 + 4 + 5 + … + n = n(n + 1)/2 (12 +...

Number 1 is neither divisible nor prime. Two consecutive odd prime numbers are called prime pair. All natural numbers...

#### Number System Short Notes

Number 1 is neither divisible nor prime. Two consecutive odd prime numbers are called prime pair. All natural numbers...

Number: Arithmetical value representing a particular quantity. The various types of numbers are Natural Numbers, Whole Numbers, Integers, Rational...

#### Number Systems

Number: Arithmetical value representing a particular quantity. The various types of numbers are Natural Numbers, Whole Numbers, Integers, Rational...

Least Common Multiple (LCM) In arithmetic, the least common multiple or LCM of two numbers say a and b,...

#### LCM And HCF

Least Common Multiple (LCM) In arithmetic, the least common multiple or LCM of two numbers say a and b,...

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