d. m = 310° ( is a major arc.) The degree measure of a major arc is 360° minus the degree measure of the minor arc that has the same endpoints as the major arc. ... Theorem 68: In a circle, if two central angles have equal measures, then their corresponding minor arcs have equal measures.
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Answer:
d. m = 310° ( is a major arc.) The degree measure of a major arc is 360° minus the degree measure of the minor arc that has the same endpoints as the major arc. ... Theorem 68: In a circle, if two central angles have equal measures, then their corresponding minor arcs have equal measures.