Read the section "Freezing-Cold Concert Halls."
2 answers:
You might be interested in
1/2, line rises
we are given the following pair of points and and we are to find the slope of line passing through these points:
(-1, 3) and (3, 5)
slope = =
=
=
the slope of this line is 1/2 which is positive so the line rises from bottom left towards top right.