a. A circle is centered at the vertex of an angle, and the angle's rays subtend an arc that is 97.9 cm long. 1/360th of the circumference of the circle is 0.55 cm long. What is the measure of this angle in degrees? ]* degrees 53.845 Preview b. A circle with a circumference of 450 cm is centered at the vertex of an angle, and the angle's rays subtend an arc that is 283.75 cm long. What is the measure of this angle in degrees? Hint: What portion of the circumference of the circle is this ray? How many degrees are in a circle? * degrees Preview Hint: Start by computing 1/360" of the circumference of the circle, and then use that as your unit of measure to measure the subtended arc.

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A: As per our guidelines I am solving only first question please resubmit other question.

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