#LetsPrepareATC 🏆 Prepare AAI - ATC Exam (2023) with ATC Gurus Mr. Paras Soni & Dr. Abhijit Sen
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Practice Question
If A, B and C are angles of a triangle, then which of the following is correct?

Select one correct option:

tan(A) + tan(B) + tan(C) = tan(A)tan(B)tan(C) Correct 💪 In-correct 🧐
tan(A/2)tan(B/2) + 1 = tan(B/2)tan(A/2) + tan(C/2)tan(A/2) Correct 💪 In-correct 🧐
sin(2A) + sin(2B) – sin(2C) = 4cos(A)sin(B)cos(C) Correct 💪 In-correct 🧐
cot(A)cot(B)+ cot(B)cot(C) + cot(C)cot(A)  = -1 Correct 💪 In-correct 🧐
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