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The angles between North and West and So...

The angles between North and West and South and East are

A

complementary

B

supplementary

C

both are acute

D

both are obtuse

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NCERT EXEMPLAR-LINES AND ANGLES -Exercise
  1. The angles between North and West and South and East are

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  2. Angles between South and West and South and East are

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  3. In Fig. 5.9, PQ is a mirror, AB is the incident ray and BC is the refl...

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  4. If the complement of an angle is 79^(@), then the angle will be of

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  5. Angles which are both supplementary and vertically opposite are

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  6. The angle which makes a linear pair with an angle of 61^(@) is of

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  7. The angles x and 90^(@) - x are

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  8. The angles x – 10^(@) and 190^(@) – x are

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  9. In Fig. 5.10, the value of x is

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  10. In Fig. 5.11 , if AB || CD , angleAPQ = 50^(@) and anglePRD = 130^(@) ...

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  11. In Fig. 5.12, lines l and m intersect each other at a point. Which of ...

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  12. If angle P and angle Q are supplementary and the measure of angle P is...

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  13. In Fig. , POR is a line . The value of a is

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  14. In Fig. 5.14 . POQ is a line . If x = 30^(@) , then angleQOR is

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  15. The measure of an angle which is four times its supplement is

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  16. In Fig. 5.15, the value of y is

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  17. In Fig. 5.16, PA || BC || DT and AB || DC. Then, the values of a and b...

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  18. The difference of two complementary angles is 30^(@) . Then, the angle...

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  19. In Fig. PQ || SR and SP || RQ. Then, angles a and b are respectively

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  20. In Fig a and b are

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