Maharashtra BoardEnglish MediumSTD 7MathsLines and Angles3 Marks
Question
Find the angle which is equal to its supplement.
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Answer
Let the measure of the required angle be x.
Since it is its own supplement:
x + x = 180º
2x = 180º
x = 90º x + x
= 180º
2x = 180º
x = 90º
Therefore, the required angle is 90°.
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