Answer:
y=24
Step-by-step explanation:
4y+7+3y+5=180
7y=168
y=24
You would need to change the slope to -6 because perpendicular lines have opposite reciprocal slopes.
Answer:
14 units
Step-by-step explanation:
The distance is -6 - (-20)
-6+20
14
Answer:
0.1981
Step-by-step explanation:
See attachment for calculation