8th Grade FAST Mathematics Pre-Algebra Practice Test

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Area of a rectangle with length 9 and width 4 is

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36

The area of a rectangle is found by multiplying its length by its width. With length 9 and width 4, the area is 9 × 4 = 36 square units. Imagine a grid 9 by 4; it would contain 9 rows of 4 squares, totaling 36 squares. The other numbers come from different length and width combinations, so they don’t match the given dimensions.

32

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