Trigonometry Question and Answers Practice Question and Answer

Q:

рд░рд┐рдХреНрдд рд╕реНрдерд╛рди рднрд░реЗрдВ:

Sin A = ____ ├Ч (Cos A)┬а

2461 0

  • 1
    Sin A
    Correct
    Wrong
  • 2
    Tan A
    Correct
    Wrong
  • 3
    Cot A
    Correct
    Wrong
  • 4
    Cosec A
    Correct
    Wrong
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Answer : 2. "Tan A "

Q:

рдпрджрд┐┬а┬аsec╬╕ тАУ┬аtan╬╕ =┬а1/3 ┬ард╣реИ рддреЛ┬аsec╬╕ +┬аtan╬╕┬ардХрд╛ рдорд╛рди рд╣реЛрдЧрд╛?

1112 0

  • 1
    1
    Correct
    Wrong
  • 2
    9
    Correct
    Wrong
  • 3
    3
    Correct
    Wrong
  • 4
    1/9
    Correct
    Wrong
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Answer : 3. "3 "

Q:

$$\sqrt{ {1-sinA\over1+sinA}}$$┬ардХрд╛ рдорд╛рди рдЬреНрдЮрд╛рдд рдХрд░реЛ┬а

1369 0

  • 1
    sec A + tan A
    Correct
    Wrong
  • 2
    sec A + cosec A
    Correct
    Wrong
  • 3
    sec A тАУ cosec A
    Correct
    Wrong
  • 4
    sec A тАУ tan A
    Correct
    Wrong
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Answer : 4. "sec A тАУ tan A"

Q:

Cosec $$\left(-{5╧А\over3} \right) $$┬ардХрд╛ рдорд╛рди рдХреНрдпрд╛ рд╣реИ┬а?

906 0

  • 1
    $${2\over \sqrt{3}}$$
    Correct
    Wrong
  • 2
    $${ \sqrt{3} \over 2}$$
    Correct
    Wrong
  • 3
    $${-2\over \sqrt{3}}$$
    Correct
    Wrong
  • 4
    $${-1\over \sqrt{3}}$$
    Correct
    Wrong
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Answer : 1. "$${2\over \sqrt{3}}$$"

Q:

рдпрджрд┐┬аtan ┬а$$ -{7╧А\over4}=x $$┬ард╣реИ┬а,┬арддреЛ┬аx┬ардХрд╛ рдорд╛рди рдХреНрдпрд╛ рд╣реИ┬а?┬а

898 0

  • 1
    $$-{1\over2}$$
    Correct
    Wrong
  • 2
    $$-{тИЪ3\over2}$$
    Correct
    Wrong
  • 3
    $${тИЪ3\over2}$$
    Correct
    Wrong
  • 4
    1
    Correct
    Wrong
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Answer : 4. "1"

Q:

рдпрджрд┐┬а┬а$$ {cosAcotA \over( 1 - sinA ) }=x $$┬ард╣реИ,┬арддреЛ┬аx┬ардХрд╛ рдорд╛рди рдХреНрдпрд╛ рд╣реИрдВ┬а?┬а

1055 0

  • 1
    1 - cosecA
    Correct
    Wrong
  • 2
    1 + cosecA
    Correct
    Wrong
  • 3
    1 + secA
    Correct
    Wrong
  • 4
    1 - secA
    Correct
    Wrong
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Answer : 2. "1 + cosecA "

Q:

$$ cos {20^o} cos {40^o}cos {60^o}cos {80^o}$$┬ардХрд╛ рдорд╛рди рд╣реИ:

853 0

  • 1
    $$ {1\over 15}$$
    Correct
    Wrong
  • 2
    $$ {1\over 16}$$
    Correct
    Wrong
  • 3
    $$ {1\over 12}$$
    Correct
    Wrong
  • 4
    None of these
    Correct
    Wrong
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Answer : 2. "$$ {1\over 16}$$"

Q:

рдпрджрд┐┬а┬аsin╬╕ + cosec╬╕ = 2┬ард╣реИ рддреЛ┬а$$ sin^9 ╬╕ +cosec^9╬╕ $$┬а┬ардХрд╛ рдорд╛рди рд╣реИред

1786 0

  • 1
    4
    Correct
    Wrong
  • 2
    0
    Correct
    Wrong
  • 3
    1
    Correct
    Wrong
  • 4
    2
    Correct
    Wrong
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Answer : 4. "2"

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