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CBSE Class 10 Introduction to Trigonometry — practice questions — page 5

Explore 131 free Introduction to Trigonometry questions in CBSE Class 10 Mathematics. Open each question or exercise to read its content, reference answers and available explanation.

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Introduction to Trigonometry questions and exercises with answers

Showing questions 121–131 of 131.

Quick picks on trigonometry basicsRead the answer and worked solution →Match each root or term to its meaningRead the answer and worked solution →Which side is itRead the answer and worked solution →Basic ratio or reciprocalRead the answer and worked solution →Fill the gaps on trigonometry basicsRead the answer and worked solution →Spot the one that does not fitRead the answer and worked solution →Fill the gaps on coordinate geometryRead the answer and worked solution →Match each basic trigonometric ratio with its side ratio in right triangle:Read the answer and worked solution →Match each fundamental Pythagorean trigonometric identity:Read the answer and worked solution →Match each specific trigonometric angle value:Read the answer and worked solution →Match each reciprocal trigonometric relationship:Read the answer and worked solution →

Worked practice questions

Quick picks on trigonometry basics

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Questions
  1. Question
    Gon means:
    Choices
    1. Sides
    2. Three
    3. Measure
    Correct choice
    Sides
  2. Question
    The side facing angle A is:
    Choices
    1. Adjacent
    2. Opposite
    3. Hypotenuse
    Correct choice
    Opposite
  3. Question
    cot A is the reciprocal of:
    Choices
    1. sin A
    2. cos A
    3. tan A
    Correct choice
    tan A
  4. Question
    The first modern use of sine was by:
    Choices
    1. Aryabhata
    2. Euclid
    3. Pythagoras
    Correct choice
    Aryabhata
  5. Question
    cos squared A plus sin squared A equals:
    Choices
    1. 0
    2. 1
    3. 2
    Correct choice
    1
Instructions
Tap the correct answer before the round moves on.
_Source: syllabus Mathematics, Chapter 8, Introduction to Trigonometry._

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Match each root or term to its meaning

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Matching pairs
  1. Left
    tri
    Right
    Three
  2. Left
    gon
    Right
    Sides
  3. Left
    metron
    Right
    Measure
Instructions
Tap a term, then tap what it stands for.
_Source: syllabus Mathematics, Chapter 8, Introduction to Trigonometry._

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Which side is it

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Items
  1. Item
    BC
    Category
    Opposite
  2. Item
    Side facing A
    Category
    Opposite
  3. Item
    AB
    Category
    Adjacent
  4. Item
    Arm of angle A
    Category
    Adjacent
  5. Item
    AC
    Category
    Hypotenuse
  6. Item
    Longest side
    Category
    Hypotenuse
Categories
  1. Item
    Opposite
  2. Item
    Adjacent
  3. Item
    Hypotenuse
Instructions
Right angle at B. Tap each side into its role for angle A.
_Source: syllabus Mathematics, Chapter 8, Introduction to Trigonometry._

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