class 9 cbse
chapter 6 lines and angles.
please give me answer.
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option (d) the angle measures 75 degree
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Answer:
Given exterior angle of triangle= 105°
Let the two opposite interior angles of triangle = x
We know that,
Exterior angle of a triangle = sum of interior opposite angles
Therefore
105° = x + x
2x = 105°
X = 52.5° or 52 1/2
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