ID: A
G.G.69: Quadrilaterals in the Coordinate Plane 2: Investigate the properties of quadrilaterals in
the coordinate plane, using the distance, midpoint, and slope formulas
Answer Section
1 ANS:
. Because
and
have equal slopes, they are parallel.
REF: 060824b
2 ANS:
Both pairs of opposite sides of a parallelogram are parallel. Parallel
lines have the same slope. The slope of side
is 3. For side
to have a slope of 3, the coordinates of point D
must be
.
REF: 080032a
1