Answer:
25.3
Step-by-step explanation:
Answer:
B the line goes down so its a negative gradient
and you do rise which is -1 over run which is 3
<span>Are the lines in the diagram perpendicular, parallel, skew, or none of these?
l and m: neither
l and m intersect, but are not perpendicular.
l and n: skew
l and n are not parallel, but they do not intersect because they are not on the same plane.
m and n: perpendicular.
m and n intersect at a right angle</span>