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In the given picture, if r // s , we can say that the value of is:

a) 90°
b) 100°
c) 110°
d) 120°
e) 22°40'


 


Given the following picture, find the value of :

 


Knowing that in the picture r // s, the value of is:

a) 90°
b) 100°
c) 110°
d) 120°
e)

None of the above.


 


In the picture the line r is parallel to the line s . Find the value of .