Find the value of x need help its been years since i practice or solved problems like this and with steps plz thanks in advance

Question

asked Mar 12, 2019 180k views

1 Answer

Sabrina Luo · Answer 1 · 2019-03-19T03:20:18+0000

All 3 triangle angles always add up to 180 degrees.
Angle to the left of 140 degrees = 40 degrees
Angle x = 180 -110 -40
Angle x = 30 degrees