Answer:
I am a king who's good at measuring stuff.
I touch the Earth, I touch the sky, but if I touch you, you’ll likely die. What am I?
When you buy me I am costly, but the only use I have is hanging only. What am I?
With three leaves, I am just a plant. Add another leaf and everyone will want me for good luck. What am I?
I look at you you look at me I raise my right you raise your left.
The answer I give is yes, but what I mean is no. What was the question?