单选题If the area of a square with sides of length 8 centimeters is equal to the area of a rectangle with a width of 4 centimeters, what is the length of the rectangle, in centimeters?A4B8C12D16E18
单选题
If the area of a square with sides of length 8 centimeters is equal to the area of a rectangle with a width of 4 centimeters, what is the length of the rectangle, in centimeters?
A
4
B
8
C
12
D
16
E
18
参考解析
解析：
设长方形长为x，故4x=8×8，x=16，故本题选D项。
设长方形长为x，故4x=8×8，x=16，故本题选D项。
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