pls tell me if the answers are right for the ones i already answers and pls tell me the rest of the answers im confused

Given the conditional statement, match the following. conditional statement: if two lines intersect, then their intersection is one point.

Acircle has a radius of 5/6 units and is centered at (3.6, 7.8) write the equation of this circle

The distribution of the amount of money spent by students for textbooks in a semester is approximately normal in shape with a mean of $235 and a standard deviation of $20. according to the standard deviation rule, how much did almost all (99.7%) of the students spend on textbooks in a semester?