# A quick look

Geometry Level 1

In the above image, $$ABCD$$ is a rectangle and $$EFCD$$ is a parallelogram.

If $$AD : AB = 1 : 3$$, $$AE : EB = 1 : 3$$, and the area of $$ABCD$$ is 10, what is the area of $$EFCD$$?

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