The answer would be reading
Answer: The missing side is 6mm.
Step-by-step explanation: For 18mm to drop to 12mm, it dropped 6mm. Therefore, the missing side was 12mm, and if you drop 6mm, you get 6mm.
1. Y=X-4
2. Y=X*4
3. Y=X+3
4. Y=X/6
Answer:
2
Step-by-step explanation:
=6/3
=2
