85+2x+x-10=180
3x+75=180
3x=105
x=35
Answer:
d
Step-by-step explanation:
that's the argument that they are making
Y = c cos t + t^2 sin t
y' = c sin t + 2t sin t + t^2 cos t = (c + 2t) sin t + t^2 cos t
Answer:
Step-by-step explanation:
The central angle of a circle is equal to 360º, whose formula in this case is:
In addition, the following conditions are known from figure:
,
Now, the system of equations is now solved:
The answers are described herein:
- 3/14 is your final answer.