The rectangle below has an area of $3\times6329$.
The rectangle is decomposed into four smaller rectangles with the side lengths labeled in the figure.
**What is the area of rectangles $A$, $B$, $C$, and $D?$**
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$A=$ | [[☃ input-number 1]]
$B=$ | [[☃ input-number 2]]
$C=$ | [[☃ input-number 3]]
$D=$ | [[☃ input-number 4]]
**What is $3\times6329?$** [[☃ input-number 5]]
