For the equation of the line expressed as Ax + By + C = 0, the value of the slope (m) is calculated by -A / B. For perpendicular lines, the slope of one should be the negative reciprocal of the other. From the choices given, the lines that are perpendicular is Option A.
Answer:
each question was worth 15 points
Step-by-step explanation:
Answer:
BC = 35 units
Step-by-step explanation:
fjtcjcuttiftfitcurcuruchrxruxfxurdurux
The total of,
36
78
198
475
+620
-------
=1407
Hope this helps!=)