2000003206

SubArea: 
Triangles
Level: 
A
Project ID: 
2000003206
Accepted: 
0
Clonable: 
0
Easy: 
1
Find the measure of the angle \(\alpha\), if the line \(a\) is parallel to the line \(b\). See the picture.
\( 53^{\circ}\)
\( 55^{\circ}\)
\( 125^{\circ}\)
\( 72^{\circ}\)