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DSSSB TGT Some Applications of Trigonometry — practice questions

Explore 4 free Some Applications of Trigonometry questions in DSSSB TGT Mathematics. Open each question or exercise to read its content, reference answers and available explanation.

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Some Applications of Trigonometry questions and exercises with answers

Showing questions 1–4 of 4.

Match each sight-line termRead the answer and worked solution →Looking up or looking down?Read the answer and worked solution →Key in the trigonometry answerRead the answer and worked solution →True or false: heights and distancesRead the answer and worked solution →

Worked practice questions

Match each sight-line term

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Matching pairs
  1. Left
    Line of sight
    Right
    Line from the eye to the point viewed
  2. Left
    Elevation angle
    Right
    Made with the horizontal, looking up
  3. Left
    Depression angle
    Right
    Made with the horizontal, looking down
  4. Left
    Horizontal
    Right
    The level line the angle is measured from
Instructions
Tap a term on the left, then tap what it means.
_Source: syllabus Maths Ch9 Applications of Trigonometry, 9.1 Heights and Distances_

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Looking up or looking down?

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Items
  1. Item
    Top of a tower
    Category
    Elevation
  2. Item
    A flying kite
    Category
    Elevation
  3. Item
    We raise our head
    Category
    Elevation
  4. Item
    Boat from a cliff
    Category
    Depression
  5. Item
    Below horizontal
    Category
    Depression
  6. Item
    We lower our head
    Category
    Depression
Categories
  1. Item
    Elevation
  2. Item
    Depression
Instructions
Tap a situation, then tap the angle it forms.
_Source: syllabus Maths Ch9 Applications of Trigonometry, 9.1 Heights and Distances_

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Key in the trigonometry answer

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Questions
  1. Answer
    45
    Question
    A tower casts a shadow equal to its own height. What is the angle of elevation in degrees?
  2. Answer
    30
    Question
    From a point 30 m away, a tower subtends 45 degrees. How tall is the tower in metres?
  3. Answer
    1
    Question
    What is the value of tan 45 degrees?
  4. Answer
    10
    Question
    A ladder makes 60 degrees with the ground and its foot is 5 m from the wall. How long is the ladder in metres?
Instructions
Work out each answer and key it in on the pad.
_Source: syllabus Maths Ch9 Applications of Trigonometry, 9.1 Heights and Distances_

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