Answer:
https://revisionmaths.com/gcse-maths-revision/shape-and-space/vectors
i find this helpful- hope u do too (can u mark my answer as brainliest?)
4
Step-by-step explanation:
x is 60⁰ because 180 - 40 is 120 divide it by 2 because the bottem angles are equal and u get 60
