Step-by-step Answer
PAGE: 36SET: ExercisesPROBLEM: 7
Please look in your text book for this problem Statement

The given angles are .

Since . So, are congruent angle.

                          ( are congruent angle)

                   (Definition of congruent angles)                           (Substitute )

          (Subtract 6x from each side)

          (Apply commutative property of addition: )

                     (Apply additive inverse property: )

                           (Apply additive identity property: )

                                      (Subtract: )

                          (Add 2 to each side)

                                (Apply additive inverse property: )

                                      (Apply additive identity property: )

                                            (Add: )

Substitute value of x in to measure the angle.


                    (Substitute x = 7)

                        (Multiply: )

                        (Add: )

The measure of is 47.


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