Answer:
a
Step-by-step explanation:
X=40 degrees
100+2x=180
80=2x
x=40
Answer:
Is important to remember that the reflection of the point (a,b) across the y-axis is the point (-a,b).
Our original equation is 
And after the reflection respect x we got:

Step-by-step explanation:
Is important to remember that the reflection of the point (a,b) across the y-axis is the point (-a,b).
Our original equation is 
And after the reflection respect x we got:

Answer:

Step-by-step explanation:
Hello!
We can utilize the slope formula to find the slope.
Slope Formula: 
Remember that a coordinate is written in the form (x,y)
<h3>Find the Slope</h3>
The slope of the line is
.
60 is my resultados of area