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Complementary Angles

Two angles are complementary if the sum of their angles equals 90o.
If one angle is known, its complementary angle can be found by subtracting the measure of its angle from 90o.

Example: What is the complementary angle of 43o?
Solution: 90o  -  43o  =  47o






Practice

Find the Measure of the Complementary Angle.

The complementary angle of    o   is   o 


You have correct and   incorrect.  This is percent correct.

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