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Question
Are the following pairs of angles supplementary?
2x° + 65° and 115°− 2x°
Sum
Solution
2x° + 65° and 115°− 2x°
Yes, there are supplementary angles as their sum is 180° (2x° + 65° + 115°− 2x° = 65° + 115° = 180°)
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Concept for Pairs of Angles
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