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NCERT Solutions for Class 10 Maths Chapter 8 Introduction to Trigonometry

NCERT Solutions for Class 10 Maths Chapter 8 Introduction to Trigonometry - Free PDF

NCERT Solutions Class 10 Maths Chapter 8 Trigonometry is one of the important lessons for your board exams and our faculties have put in a lot of effort to provide you with revised solutions and important facts related to the Chapter 8 Maths Class 10. All the important formulas and problems have been laid out in a sequential manner, thus ensuring a thorough review of all the important topics in the ch 8 Maths Class 10 Trigonometry. The solutions provided by our faculties would help you to help you score high marks in exams. The solved answers to Chapter 8 Exercises will help you immensely for as long as you study Maths. Use Vedantu’s NCERT Book solutions for CBSE Class 10 Maths Chapter 8 Exercises and score big in your Maths test.  Download the Free PDF on Class 10 mathematics Chapter 8 Exercises as per your requirement. Students can also find Class 10 Science Solutions on Vedantu.

NCERT Solutions for Class 10 Maths Chapter 8 Introduction to Trigonometry part-1
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FAQ (Frequently Asked Questions)

1. What are the basics of trigonometry?

The basic of trigonometry are –

NAME

ABBREVIATION

RELATIONSHIP

Sine

Sin

Sin (θ)= Opposite/Hypotenuse

Cosine

Cos

Cos (θ)= Adjacent/Hypotenuse

Tangent

Tan

Tan (θ)= Opposite/Adjacent

Cosecant

Cosec

Cosec ( θ)= Hypotenuse/Opposite 

Secant

Sec

Sec ( θ) = Hypotenuse/Adjacent

Cotangent

Cot

Cot ( θ) = Adjacent/ Opposite

2. What do you mean by trigonometry?

  • As the name suggests, trigonometry is all about triangles.
  • To be more specific, it is more about right-angled triangles, the triangles with one angle equal to 90 degrees.
  • It is a system that helps us to find missing angles and missing sides of a triangle.
  • The word "trigono" generally means triangle and the word "metry" denotes measure.

3. Explain the terms sin cos and tan?

The terms sin, cos, and tan can be defined by the following table -

NAME

ABBREVIATION

RELATIONSHIP

Sine

Sin

Sin (θ)= Opposite/Hypotenuse

Cosine

Cos

Cos (θ)= Adjacent/Hypotenuse

Tangent

Tan

Tan (θ)= Opposite/Adjacent

4. Who is the father of trigonometry?

The first trigonometric table was apparently compiled by Hipparchus in (180-125 BCE), who is now known as "the father of trigonometry”. He was the first to tabulate the corresponding values of arc and chord for a series of angles.

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