Answer:
The answer is : 2/3
Step-by-step explanation:
2+9x^2=6
9x^2 = 6 - 2
9x^2 = 4
x^2 = 4/9
x = √(4/9)
x = 2/3
Answer: -80
x=60
right angle is 90 degrees +30 degrees equals 120 so 180-120 gives you 60 degrees
