what is the measure of x?
60 degrees
70 degrees
100 degrees
80 degrees
![what is the measure of x 60 degrees 70 degrees 100 degrees 80 degrees class=](https://us-static.z-dn.net/files/d21/67e246a5e3bea135fc7d72eb69ec7094.jpg)
Answer:
x = 60°
Step-by-step explanation:
x + 20 = 80 ( alternate angles )
Subtract 20 from both sides
x = 60°