Answer:

Step-by-step explanation:
Line d slope is 8/7, therefore the perpendicular is -7/8
Answer:
I would say 25 or 30 it looks like25
Step-by-step explanation:
Answer:
its a counterclockwise rotation of 90° about the origin.
Step-by-step explanation:
√200 = √2·100 = √2 · √100 = 10√2
Since both equal y
x-1=y=2x+1
x-1=2x+1
minus x both sides
-1=x+1
minus 1 both sides
-2=x
value of x is -2