Answer:
20) yes
21) -1
22) 1
23) -4
Step-by-step explanation:
Hi there!
In order to find the value of N, we'll need to set the value of the angle containing the variable n equal to 90. This is because in perpendicular lines, all angles are equal to 90.
WORK:
5n - 25 = 90
5n = 115
n = 23
the answer is in the picture
