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Mathematics
OpenStudy (anonymous):
Which of these angles are complementary? A. 45 and 45 B. 63 and 117 C. 45 and 135 D. 90 and 45
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OpenStudy (azureilai):
complementary angles add up to 90 degrees.
OpenStudy (anonymous):
Complementary angles add up to 90. So which one of these pairs add up to 90?
OpenStudy (azureilai):
Now, which one of those add up to 90?
OpenStudy (anonymous):
45 and 45
OpenStudy (azureilai):
yep
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