Question 1002540
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In a parallelogram the measure of an angle consecutive to an angle of measure  75°  is  180° - 75° = 105°.


The sum of two consecutive angles of a parallelogram is 180°.

See the lesson &nbsp;<A HREF=http://www.algebra.com/algebra/homework/Parallelograms/Consecutive-angles-of-a-parallelogram.lesson>Consecutive angles of a parallelogram</A>&nbsp; in this site.