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If an angle is 30^0 more than one half o...

If an angle is `30^0` more than one half of its complement, find the measure of the angle.

A

`60^(@)`

B

`50^(@)`

C

`45^(@)`

D

`80^(@)`

Text Solution

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The correct Answer is:
B
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ARIHANT SSC-GEOMETRY-INTRODUCTORY EXERCISE - 12.1
  1. If (5y+62)^(@), (22^(@)+y) are supplementary, find y :

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  2. If two supplementary angles are in the ratio 13:5 find the greater ang...

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  3. If an angle is 30^0 more than one half of its complement, find the ...

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  4. In the given diagram AB||GH||DE and GF||BD||Hl, angleFGC=80^(@). Find ...

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  5. In the given figure AB||CD||EF||GH and BH=100cm . Find the value of DF...

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  6. The complement of 65^(@)50' is :

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  7. The supplement of 123^(@)45' is :

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  8. If two angles are complments of each other then each angle is

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  9. How many degrees are there in an angle which equals one - fifth of its...

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  10. In the given figure, anglea is greater than one sixth of right angle, ...

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  11. Let D be the mid-point of a straight line AB and let C be a point diff...

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  12. Consider the following statements: When two straight lines interse...

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  13. AB is a straight line and O is a point on AB, if a line OC is drawn no...

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  14. In the ajoining figure AE||CD and BC||ED, then find y:

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  15. In the adjoining figure ABIIMNIICD angleAPO=42^(@) and angleCQO=38^(@)...

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  16. If the perimeter of a semi-circular protractor is 36cm, then its diame...

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  17. In the figure , AB|\|CD and PQ, QR intersect AB and CD both at E, F G ...

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  18. In the following figure, find the value of y :

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  19. In the adjoining figure AB||DE, angleABC=67^(@) and angleEDC=23^(@) Fi...

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  20. In the given figure AB||DE. Find a^(@)+b^(@)-c^(@):

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