Quadrilateral OPQR is inscribed in circle N, as shown below. Which of the following could be
used to calculate the measure of ZROP? (6 points)
(x+16)
N
(2x+16)
(6x-4)
R
(6x – 4) + (2x + 16)° – 360°
x + 16)+(6x-4) – 360°
(6x – 4) + (2x + 16) – 180°
(x + 16) +(6x – 4)° – 180°