Review question

# Can we show this parallelogram is a rectangle? Add to your resource collection Remove from your resource collection Add notes to this resource View your notes for this resource

Ref: R8449

## Question

The diagram shows a parallelogram $ABCD$ with $A$ and $C$ on the coordinate axes. The equation of $AB$ is $y=2x+1$ and the equation of $BC$ is $2y+x=12$.

1. Show that $ABCD$ is a rectangle.
2. Find the coordinates of $A$, $B$, $C$ and $D$.
3. Find the area of $ABCD$.