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85.12^@ =...

`85.12^@` =

A

`85^@1'2"`

B

`85^@12'`

C

`85^@7'12"`

D

none of these.

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UNITED BOOK HOUSE-Trigonometry : Concept of Measurement of Angle-Exercise
  1. 3750" =

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  2. Complementary angle of 27∘27'27" is

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  3. 85.12^@ =

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  4. The minute hand of a clock rotates in 45 minutes an angle equal to

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  5. If the are of length 330cm. Of a circle makes an angle. 42^@ at the ce...

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  6. Two unequal arcs of a circle make two angles at the centre which are i...

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  7. In two circles two arc of same length makes an angle 30^@ and 60^@ res...

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  8. An arc of a circle of diameter 280cm. Makes an angle 27^@ at the centr...

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  9. In circular measure, the value of the angle 11^@15' is

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  10. In a triangle ABC, angleABC = 75^@ and angleACB = (Pi^c)/(4). The circ...

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  11. The circular measure of an angle of an isosceles triangle is 5Pi/9. Ci...

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  12. The degree measure of 1 radian is

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  13. If the sum of two angles is 135^@ and their difference is Pi/2, then d...

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  14. Which is correct relation?

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  15. In formula s = rtheta, theta is measured in

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  16. The measures of an angle are D and R in degree and radian respectively...

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  17. The ratio of three angles of a triangle is 2 : 5 : 3. The circular mea...

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  18. If placed in stardard position, an angle of 7Pi/4 radians has the same...

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  19. A wedge shaped slice is cut from a circular pizza. The radius of the p...

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  20. if (3x-2y):(5x-7y)=5:3 then, find x:y.

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