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This is a diagram of a staircase railing. Which is a true statement about the measure of angle DCJ marked rº on the diagram? (Picture included)

Additional Information: AG || ray CJ and ray AD || ray FJ

AIt equals 30 degrees by the alternate interior angles theorem
BIt equals 30 degrees by the corresponding angles postulate
CIt equals 50 degrees by the alternate interior angles theorem
DIt equals 50 degrees by the corresponding angles postulate

This is a diagram of a staircase railing. Which is a true statement about the measure of angle DCJ marked rº on the diagram? (Picture included) Additional Infor class=

Verified Answer :

caylus

Hello,

Answer D

It equals 50 degrees by the corresponding angles postulate

Solutions 

The correct answer to the given question is 

DCJ marked rº on the diagram equals 50 degrees by the corresponding angles postulate. 

= (D) 

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