9.05 Classifying polygons in the coordinate plane
Interactive practice questions
Consider the parallelogram $ABCD$ABCD that has been graphed on the coordinate plane.
Find the slope of sides $AB$AB and $CD$CD.
| slope of $AB$AB | $=$= | $\editable{}$ |
| slope of $CD$CD | $=$= | $\editable{}$ |
Find the slope of sides $AD$AD and $BC$BC.
| slope of $AD$AD | $=$= | $\editable{}$ |
| slope of $BC$BC | $=$= | $\editable{}$ |
One property of parallelograms is that opposite sides are parallel. Which of the following is a property of parallel lines?
They intersect.
Two parallel lines have equal lengths.
Parallelograms are the only shapes in which parallel lines appear.
Parallel lines have equal slopes.
$ABCD$ABCD is a rhombus as shown on the coordinate plane.
The points $A\left(-3,-4\right)$A(−3,−4), $B\left(5,-4\right)$B(5,−4), $C\left(5,4\right)$C(5,4) and $D\left(-3,4\right)$D(−3,4) form a quadrilateral in the plane.
The points $A\left(-6,0\right)$A(−6,0), $B\left(2,-4\right)$B(2,−4), $C\left(6,2\right)$C(6,2) and $D\left(-2,6\right)$D(−2,6) form a quadrilateral in the plane.