1.

If ABCD is a parallelogram, then \[{{45}^{o}}\]

A.  \[{{60}^{o}}\]                   
B.  \[{{75}^{o}}\]
C.  \[\angle CAD={{50}^{o}}\]                      
D.  \[\angle BED={{120}^{o}}\]
Answer» C.  \[\angle CAD={{50}^{o}}\]                      


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