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Mathematics 8 Online
OpenStudy (anonymous):

@iGreen

OpenStudy (anonymous):

What is the measure of the complement of an angle that measures 21°? A. 24° B. 69° C. 111° D. 159°

OpenStudy (igreen):

Complementary angles add up to 90 degrees. x + 21 = 90

OpenStudy (igreen):

@Master_Chief_117

OpenStudy (anonymous):

69 + 21 = 90

OpenStudy (igreen):

Yes, so 69 is our answer.

OpenStudy (anonymous):

thanks

OpenStudy (anonymous):

need help

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