Helppp
Does 6 + 1=5 + 3 is a open sentence, false sentence or true sentence?

1. what is the formula for finding the vertical distance between two points on a coordinate plane?

A) if $50000 is invested in a bank account that pays 9.3% of interest compounded on a six-monthly basis, how much money will be in the account after 3 and 12 years? b) if matusalen's father had put $2.0 in the bank when he was born and there, how long would matusalen have had to his death (969 years later) if the interest was 7% per year composed each month and weekly?

Which undefined geometric term is described as a location on a coordinate plane that is designed by an ordered pair (x,y) ?