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sin(90-A)=1/2, then A=…………....

`sin(90-A)=1/2`, then A=………….

A

`30^@`

B

`45^@`

C

`60^@`

D

`90^@`

Text Solution

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The correct Answer is:
C
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VGS PUBLICATION-BRILLIANT-2019 MARCH PUBLIC EXAMINATION PAPER (MATHEMATICS: PAPER II)-QUESTIONS
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  2. cos 60^@+ sin 30^@ value is……..

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  5. The formula to find the area of a tri-angle is ....

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  6. The theorem applied to divide the line segment in the given ratio is……...

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  7. The number of tangents drawn at the end points of the diameter is……

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  8. IF sec A+ tanA=1/5, then sec A- tan A=………

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  9. The length of shadow of a pole is equal to the length of the pole, the...

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  10. Angle is a semi-circle is………

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  11. The probability that the sum of two numbers appearing on the top of th...

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  12. IF P ( E ) =0.05, then P (overlineE)=………

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  13. The mode of the data 5,6,9,10,6,11,4,6,10,4 is……….

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  14. Reciprocal of tantheta is…………

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  15. (sec^2 theta-1) (cosec^2 theta-1)=…………..

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  16. The centre of the circle is (2,1) and one end of the diameter is (3,-4...

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  17. The letter that represents (x1-a)/h, which is used in measuring mean i...

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  18. In the given figure, area of DeltaOAB is .......

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  19. Which of the following be the probability of an event?

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  20. sin(90-A)=1/2, then A=………….

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