No pictures. No help. Sorry... But thanks for the points.
The slope of the first line is

.
To be perpendicular the slope of the second line must be the negative reciprocal of the first:

Use the slope-intercept formula:

Substitute known values:

Solve for

:

Complete the formula:
Answer:
300
Step-by-step explanation:
π radians=180 degree
==> 5π/3 ×π×180
=(5×180)/3
=300
Prime numbers have more numbers to it when composite is almost like a whole number hope this helped