Triangle ACB and triangle ABD share one side AB. This means they have one side that is congruent; side AB
Angle ABD = Angle ABC
Angle BAC = Angle BAD
The pair of angles that are equal lie on the side AB
Hence, triangle ABC and triangle ABD are congruent by Angle-Side-Angle (ASA)
Answer: Second option
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Your photomath it gives you step by step
Answer:

Step-by-step explanation:
tan(30°) = 
cot(30°) = 
sin(60°) = 

The answer is A. 2, -2
Hope I helped!
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~ Zoe