it’s not just area
Let’s compare the two lawns
They should be the same, but let’s see if we can track down what went
wrong by comparing the areas of the two lawns. The angry customer
has a rectangular lawn, and his neighbor has a lawn in the shape of a
parallelogram.
Lawn 1—a rectangle
36 meters
20 meters
Area of rectangle = 36 × 20
= 720 meters
2
Lawn 2—a parallelogram
248 Chapter 6
So the areas of both lawns
are definitely the same.
But you don’t just mow the
lawns, you edge them, too. I
wonder if that has anything
to do with it?
45 meters
16 meters
34 meters
Area of parallelogram = 45 × 16
= 720 meters
2

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