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If two lines intersect and one of the an...

If two lines intersect and one of the angles so formed is a right angle, then the other three angles will not be right angles.

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Fill in the blanks: If two lines intersect at a point, and if one pair of vertically opposite angles are acute angles, then the other pair of vertically opposite angles are __________.

MBD-Lines and Angles-Exercise
  1. If angles forming a linear pair are equal, then each of these angles i...

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  2. If two lines intersect and if one pair of vertically opposite angles i...

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  3. If two lines intersect and one of the angles so formed is a right angl...

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  4. Two distinct points in a plane determine a ............ Line.

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  5. Two distinct .......... in a plane cannot have more than one point in ...

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  6. Given a line and a point, not on the line, there is one and only ........

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  7. A line separates a plane into ............ parts namely the two .........

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  8. If one angle of a linear pair is acute, then its other angle will be ....

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  9. If a ray stands on a line, then the sum of the two adjacent angles so...

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  10. If the sum of two adjacent angles is 180^@, then the .........arms of ...

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  11. If two lines intersect, then vertically opposite angles are......... .

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  12. In fig. , if AB II CD, EF | CD and angleGED = 126^@, find angleAGE, a...

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  13. In fig. , if PQ II ST, anglePQR = 110^@ and angleRST = 130^@, find a...

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  14. In fig. , PQ and RS are two mirrors placed parallel to each other. A...

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  15. In given fig. , given AB || CD if angle1 = (120 -x)^@ and angle5 = 5x...

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  16. If two parallel lines are intersected by a transversal, then each pair...

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  17. If two parallel lines are intersected by a a transversal, then interio...

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  18. Two lines are perpendicular to the same line are ......... to each oth...

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  19. If a transversal intersects a pair of lines in such a way that a pair ...

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  20. Two lines parallel to the same line are ........... to each other.

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