Saved Bookmarks
| 1. |
In the given figure, if AB || CD, ZBXY= 127°, ZCZY = 28º and ZXYZ = 2a -9°, then the value of a is |
|
Answer» -STEP EXPLANATION:draw a parallel LINE from y to ABthen 127+2a-9-28=1802a+127-37=1802a+90=1802a=180-90a=90/2a=45option 4 |
|