Let's apply the law of sine to calculate angle C
sin(81)/26 = sin(C)/28
0.1646 = sin(C)/28 and sin(C) =1.063. Sine sin(α) cannot be > than 1, so this triangle is invalid
Answer:
A
Step-by-step explanation:
I guessed also I just took the exam
I need the sign between the (2/5)x and the 9