Your cousin can have many cousins who are not your cousins. If you and your cousin are related through her father, then all her cousins who are are related to her through her mother are not your...
Not necessarily. First cousins have grandparents in common, where second cousins have great-grandparents in common. Your cousin will have cousins who are also your cousins (first, second, removed of...
Asking about your second cousin's cousin's cousin is asking about a complex but poorly defined relationship. Are the cousins of the second cousin his first cousin, second cousin, fifth cousin twice...