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Three straight lines X, Y and Z are para...


Three straight lines X, Y and Z are parallel and the angles are as shown in the figure above. What is `angleAFB` equal to ?

A

`20^(@)`

B

`15^(@)`

C

`30^(@)`

D

`10^(@)`

Text Solution

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The correct Answer is:
b
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LUCENT PUBLICATION-LINES AND ANGLES -EXERCISE 4A
  1. Which of the following cannot be number of diagonals of a polygon

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  2. In the figure given above, AB is parallel to LM. What is angle a equal...

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  3. Three straight lines X, Y and Z are parallel and the angles are as sho...

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  4. In the figure given above, what is the sum of the angles formed around...

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  5. Figure given below AB is parallel to CD what is angle XOY

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  6. The side BC of the triangle ABC is extended to D. If angleACD=120^(@),...

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  7. The line segments AB and CD intersect at O. OF is the internal bisecto...

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  8. In the figure given below RS is parallel to PQ. what is angle between...

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  9. Which angle is two third of its complementary angle?

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  10. In the figure given above, AB is parallel to CD. IF angleDCE=x and ang...

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  11. In the figure given above, AB is parallel to CD. IF angleBAF=98^@ and ...

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  12. In the figure given below PQ is parallel to RS what is the measu...

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  13. In the figure given below angle B=38^(@) angleD is equal to

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  14. If two angles are complementary to each other, then each angle is :

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  15. If each interior angle of a regular polygon is 7/6 times each angle of...

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  16. If ratio of angles of a triangle is 5:3:10 then what is the different ...

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  17. What is the measure of the angle which is one fifth of its supplementa...

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  18. Condier the following statement if a transversal line cuts two para...

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  19. ABCD is trapezium such that AD|| BC if EF is parallel to BC, anglex=12...

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  20. If each interior angle of regular polygon is 144^(@) then what is the...

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