Plz help it’s due today’s

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

Me complete this proof! prove that a quadrilateral is a square. me with the steps for this proof.

Sam opened a money-market account that pays 3% simple interest. he started the account with $7,000 and made no further deposits. when he closed the account, he had earned $420 in interest. how long did he keep his account open?