# rectangle

• Jan 25th 2010, 11:11 AM
sri340
rectangle
A rectangular floor measures 3.5 meters by 4.5 meters. If 1 inch = 2.54 cm, what
is the area of the floor, in square inches? Express your answer as a decimal to the
nearest tenth
• Jan 25th 2010, 12:52 PM
masters
Quote:

Originally Posted by sri340
A rectangular floor measures 3.5 meters by 4.5 meters. If 1 inch = 2.54 cm, what
is the area of the floor, in square inches? Express your answer as a decimal to the
nearest tenth

Hi sri340,

Let's find the area of the floor in square meters first.

$\displaystyle A=(3.5)(4.5)=15.75 m^2$

Now, for a little conversion.

$\displaystyle \frac{15.75 m^2}{1}\cdot \frac{(100 cm)^2}{1 m^2} \cdot \frac{(1in)^2}{(2.54 cm)^2}=$ your answer in square inches.
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