Alex drew a circle with right triangle PRO inscribed in it, as shown below: 80
R
If the measure of arc QR is 80°, what is the measure of angle POR? (6 points)
a
50°
Ob
40°
Ос
80°
Od
70°

12. the amount of money in a bank account decreased by 21.5% over the last year. if the amount of money at the beginning of the year is represented by ‘n', write 3 equivalent expressions to represent the amount of money in the bank account after the decrease?

Factor the monomial completely 42a3b3

Complete the equation of the line through (−10,3) and (−8,−8). use exact numbers.