Answer:
The answer to your question is: 39° second option
Explanation:
The sum of the internal angles in a triangle equals 180
Then
90° + (2x + 11)° + (4x - 5) = 180°
90° + 2x + 11 + 4x - 5 = 180 Reduced like terms
6x = 180 - 96
6x = 84
x = 14
B = 2(14) + 11
B = 28 + 11
B = 39°