This math topic focuses on understanding how to find the supplementary angle that together with a given angle sums to 180 degrees. It helps students practice basic angle calculations essential for understanding geometry fundamentals. The topic comprises several problems where students determine the unknown angle by subtracting the given angle from 180 degrees, challenging them to accurately perform subtraction and understand angle relationships. The topic is suitable for learners beginning to explore the complexities of geometry basics.
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A 180º angle is made up of a 100º angle and another angle. How many degrees is the other angle?