What is the exact area of a circle having diameter 4in

Iwill make brain if you me correctly fill this out needs due today pls and send it back to me (click the link and you will get it)

Which statement justifies why angle ebc measures 90?

Ricky takes out a $31,800 student loan to pay his expenses while he is in college. after graduation, he will begin making payments of $190.66 per month for the next 30 years to pay off the loan. how much more will ricky end up paying for the loan than the original value of $31,800? ricky will end up paying $ more than he borrowed to pay off the loan.