Answer:
Circumcenter
Explanation:
The circumcenter is the center of a circle circumscribed about the triangle.
A perfectionist is someone who tries to be the best at everything.
The first-aider will be ready with a first aid kit and will be on guard in case of accidents or injuries. First aid means, the first action done on someone who is injured or not feeling well within the designated place. He/she must know some first aid treatments or methods, such as treating a cut or bruise, giving artificial ventilation and CPR, etc.
Answer:
make it longer like bob went to the market to get some water and masks