Answer:
the sum of one interior angle and one exterior angle is 180
x+120=180
x=180-120
x=60°
sum of angles in a triangle is 180
y+60+25=180
y+85=180
y=180-85
y=95°
Answer:
12
Step-by-step explanation:
its not 12 im just trying to make an account
The tangent line to
at
has slope
, so first we compute the derivative:

and evaluate it at the point of interest to find the slope:

Then the equation of the tangent line is

Answer:
2
Step-by-step explanation:
it has 2 in the equation