We aren't told that CE is 7 inches; that was penciled in, and is clearly not what was intended in the problem. Luckily, we don't need to know it, because that doesn't affect the area. Your work is correct.
On the other hand, you should be aware that we don't give complete answers to students who have not shown work. Some of us like to finish problems when they have been idle for some time, in order to help others who might look; I myself don't tend to do that, and at the least would recommend just giving a further hint (in case the OP cares, contrary to the evidence we have) at this point. Please read
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