152... cuz 28 is perpendicular so... 180-28
9514 1404 393
Answer:
x = 3/2
Step-by-step explanation:
Multiply by 3 and solve the resulting 2-step equation.
5 = (1/3)(2x +12)
15 = 2x +12 . . . . . . multiply by 3
3 = 2x . . . . . . . . . . subtract 12
3/2 = x . . . . . . . . . . divide by 2
by pythagorean formula, the last side is √(61)
by cos rule
cos A

A = 39.81
Answer:the first one
Step-by-step explanation: trust me I got u