In the figure find the measure of angle a
![In the figure find the measure of angle a class=](https://us-static.z-dn.net/files/d7b/7ef79ac10e7c0b7d722c9b3df755d817.jpg)
Answer:
45 degrees
Step-by-step explanation:
y+3y=180
4y=180
y=45 degrees
therefore a =45 degrees as they are vertical angles