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The correct answer is:and.In a parallelogram, opposite angles are equal. Therefore,is equal toandis equal to.Given thatand, we can set up two equations:1.2.Now, solve for x using these equations.1.(since2.(since the sum of adjacent angles in a parallelogram is 180 degrees)Solving equation 2:Combine like terms:Now, solve for x:Now that we have x, we can find the measures ofand:degreesSo, the correct answer is:and....