Points $A, B, C$ and $D$ have these coordinates: $A(3,2)$, $B(3,-2)$, $C(-3,-2)$ and $D(-3,0)$. What is the area of quadrilateral $ABCD$?
Question:
Points $A, B, C$ and $D$ have these coordinates: $A(3,2)$, $B(3,-2)$, $C(-3,-2)$ and $D(-3,0)$. What is the area of quadrilateral $ABCD$?
Answer:
Let's think step by step.

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18
Points $A, B, C$ and $D$ have these coordinates: $A(3,2)$, $B(3,-2)$, $C(-3,-2)$ and $D(-3,0)$. What is the area of quadrilateral $ABCD$?
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