The Answer is A.
To solve the equation for x you need to find a, b and c of the quadratic then apply the quadratic formula resulting in that answer.
Answer: x=0 or x= -5/6
Step-by-step explanation: x=((−2)(3))(x2)−4x
Step-by-step explanation:
2 × (First Angle + Second Angle) = 360°
5x + 9x + 26 = 360°/2
14x + 26 = 180°
14x = 180 - 26
14x = 154
x = 154/14
x = 11°
The answer is B.
Answer:

Step-by-step explanation:
Similar triangle:
