Add all of them then subtract from 180
Answer:
50 degrees
Step-by-step explanation:
40+50=130
130-180
50
A=-2;b=9;c=9;
delta=b^2-4*a*c
root1=(-b+(delta^(0.5)))/(2*a)
<span>root2=(-b-(delta^(0.5)))/(2*a)
delta =153
root1 = -0.8423
root2 =<span> 5.3423
Correct Answer is D</span></span>
Answer:
1/4
Step-by-step explanation: