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GATE | GATE CS 2018 | Question 6

In the figure below, ∠DEC+∠BFC is equal to _______ .


(A) ∠ BCD – ∠ BAD
(B) ∠ BAD + ∠ BCF
(C) ∠ BAD + ∠ BCD
(D) ∠ CBA + ∠ ADC

Answer: (A)
Explanation: Option (A) is correct.


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