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Answer:
X+ 110°+50°= 180°
X + 160° = 180°
X = 180° - 160°
X = 20°
So the value of x is 20°
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Given:-
- A = 50°
- B = 110°
To Find:-
- Value of x.
Solution:-
In △ABC,
∠ABD = 110°
∠A = 50°
∠C = x
We know that,
- Exterior angle is sum of interior opposite angles.
∠ABD = ∠A + ∠C
110° = 50° + x
110° – 50° = x
60° = x
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