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## anonymous 4 years ago The area of a rectangle is the product of width and length. If a rectangle has length 15m radical 9m and width radical 3m, which of the following is the area of the rectangle? 45m^2 radical 3 45m radical 3m 135m^2 radical 3 135m radical 3m

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1. anonymous

i replied. lol i don't know this stuff yet sorry :(

2. anonymous

well thats helpful

3. Mertsj

|dw:1331577326007:dw|

4. Mertsj

So we see the area is $A=45m \sqrt{3}$

5. anonymous

By 'radical 3' I assume you mean square root of 3. In which case the area of the rectangle would be given by 15*sqrt(9) x sqrt(3) Which gives you 45*sqrt(3)

6. anonymous

(metres squared)

7. anonymous

^^what he said :)

8. Mertsj

|dw:1331577543328:dw|

9. anonymous

or she?

10. Mertsj

Sorry. I missed that m. The first choice is the correct one.

11. anonymous

lol ok thx guys ur all getting medals

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