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Express in degrees and minutes and also in greades all the angles of an isosceles trangle in which each of the angles at the base is twelve times the vertical angle.

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A, B, C, D
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CALCUTTA BOOK HOUSE-CONCEPT OF MEASUREMENT OF ANGLES -EXERCISE - 1
  1. The angles of a quadrilateral are x^(@),60^(@),60^(@) "and" (5pi^(c))/...

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  2. Find the circular measure of an interior angle of a regular n-gon.

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  3. Express in degrees and minutes and also in greades all the angles of a...

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  4. The sum of two angle is 152^(@). If the number of degrees in one is eq...

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  5. The sum and difference of two angles are 135^(@) "and" (pi)/(12) respe...

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  6. The number of degress, grades and radians in an angle are respectively...

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  7. The sum of two angles is 60 grades and their difference is 16^(@). Fin...

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  8. One angle of a triangle is 60^(@) and the second is (pi)/(4) radian. E...

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  9. The angle of a triangle are in the ratio of 4:3:5. Find the circular m...

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  10. Express 60^(@) in radian.

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  11. The four angles of a quadrilateral are in A.P. The greatest angle is ...

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  12. The angles of a pentagon are a-2b,a-b,a,a+b,a+2b and its greatest angl...

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  13. Find the time between 5 and 6 o'clock when the angle between the two h...

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  14. Find the time between 1 P.M. and 2P.M. when the angle between the han...

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  15. Express in circular mesure the angle between the two hands of a clock ...

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  16. Express 135^(@) in radian.

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  17. Find the ratio of the radii of two circles at the centres of which two...

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  18. Express in circular measure an angle of a regular polygon of sides 10....

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  19. Express 72^(@) in radian.

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  20. Determine the angle in degree which an are of length 11 cm will produc...

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