This triangle has an exterior angle labeled la. all of the interior angles are labeled correctly.
z60°
which statement about the exterior angle is correct?
it is 140° because it is supplementary to 40°.
it is 50° because it is complementary to 40°.
it is 60° because 60° +40° = 100°.
it is 120° because 40° +80° - 120°.

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.