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ELEN [110]
3 years ago
9

The length of a rectangle is 3 times the length of a

Mathematics
1 answer:
laila [671]3 years ago
4 0
larger\ rectangles:3l\ \times\ w\\\\smaller\ rectangles:l\ \times\ w\\\\A_{larger}=kA=3lw\\\\A_{smaller}=A=lw\\\\\frac{A_{larger}}{A_{smaller}}=\frac{kA}{A}=k\\\\k=\frac{3lw}{lw}=3\\\\Answer:J.
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