The smallest number of distinct points that can define a plane would be 3 points. Below this value, you cannot create a plane, you can only create a line or a point. A plane that has three point is called a triangle. Hope this helps. Have a nice day.
Answer:
During high tide when the level of seawater rises, more sea water is brought into the estuary. This makes the water very salty and thus increases the percentage of dissolved salt in the estuary. Therefore, at high tide, the salinity of an estuary increases significantly.
Explanation: