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GeoGebraGeoGebra Classroom

Complementary Angles Investigations

Questions: Use the slide bar to investigate the two angles. 1) In your own words, describe what it means for 2 angles to be Complementary angles. 2) In the applet above, the blue angle is said to be a Complement of the green angle, and vice versa. Given this information, determine the complementof a 38 degree angle. 3) What is the complement of a 1-degree angle? 4) What angle measure has a complement whose measure is equal to itself?