Work out the size of the angle marked x.
x
145
![Work out the size of the angle marked x x 145 class=](https://us-static.z-dn.net/files/dca/d3bce4390f392aac42a2b93703a5c6a6.png)
Answer:
x = 125°
Step-by-step explanation:
The sum of the angles around a point = 360° , then
90 + 145 + x = 360°
235° + x = 360° ( subtract 235° from both sides )
x = 125°