Find the missing angle measures. R S x 130° 54T 0297 130° U c Ob oc Od

in the given pentagon,
the sum of the angles is 540 degrees,
so,
x + 97 + 130 + 130 + 54 = 540
x + 411 = 540
x = 540 - 411
x = 129 degrees,
so, the angle R is 129 degrees.
thus, the anwer is option b
pleas