$CATEGORY: Maths - TicTacLearn/8. Introduction to trignometry/8. Introduction to trignometry--Trigonometric Ratios of Some Specific Angles

//Multiple Choice

The value of sin⁡30∘ is\: {
~ 1
= 1/2
~ 3/2
~ 0
}

 The value of cos⁡60∘ is\: {
~ 0
~ 1
~ 3/2
= 1/2
}

 The value of tan⁡45∘ is\: {
~ 0
= 1
~ 1/2
~ ∞
}

 Which of the following is true? {
= tan⁡30∘\=1/√3
~ sec⁡90∘\=0
~ sin⁡0∘\=1
~ cot⁡45∘\=∞
}

 The value of cot⁡60∘ is\: {
~ 0
~ 1
~ 1/√3
= √3
}

 The value of sin⁡60∘ is\: {
~ 1
= √3/ 2
~ 0​
~ None of the above
}

//True or False

tan⁡ 30∘ \=1. {F}

The value of sin⁡90∘ is 1. {T}

sin 30∘\= 1/2. {T}

cos 90∘ \= 1. {F}

tan ⁡90∘ is undefined. {T}

sin⁡2θ + cos2⁡θ \= 1  is true for all values of θ. {T}

//Numericals



//Fill in the blanks

The value of sin⁡90∘ is ______. {
 ~ 0
 = 1
 ~ √3 
 ~ 1/2
}

 The value of cos⁡0∘ is ______. {
~ 0
= 1
~ 1/2
~ √3 
}

 The value of tan60∘ is ______. {
= √3 
~ 1
~ 0
~ 1/
}

 sec⁡30∘  is equal to ______. {
= 2/√3
~ √3 
~ 1
~ 2
}

 The value of cosec⁡45∘ is ______. {
= √2 
~ 1
~ 1/√2
~ None of these
}

 The value of sin⁡(0)∘ is ______. {
~ 1
= 0
~ 1/2
~ 3/2
}

//Match the following

Match the following items from Column A with their correct corresponding options from Column B\:
{
=sin⁡30∘ -> 1/2
=cos45∘ -> 1/√2
=tan30∘ -> 1/√3
=cot60∘ -> √3
=sec0∘ -> 1
}



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