UTETJAN17,q98

98In the following figure, the value of ∠x ° will be utetjan17 Q98

utetjan17 Q98

Option : C
Explanation : ∠D = ∠C = 30°.
∴ In ΔABD
∠A + ∠B + ∠D = 180°.
⇒80° + x° + 30° = 180°.
⇒x° = 180°-110° = 70°.

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