How long will it take you to drive 135 miles at a speed of 45 mph

Ab based on the given diagram, if m_1 = 60° then m 2 = 30 60 90 180

Iam at home. /: i am playing video games. translate the following statement into symbolic form.

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?