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Algebra 15 Online
OpenStudy (anonymous):

Which of the following is a false statement? A.There is only one way to calculate the surface area of a composite figure. B. There is only one correct answer for the surface area of a composite figure. C.There is more than one way to calculate the surface area of a composite figure. D. The surface area of a composite figure is measured in square units.

OpenStudy (anonymous):

May someone help me w/ this answer please. thank you god bless

OpenStudy (debbieg):

heh... well, you can pretty easily narrow it down to 2 choices, since they are mutually exclusive. :)

OpenStudy (anonymous):

ok wht are the two choices

OpenStudy (debbieg):

You tell me.

OpenStudy (debbieg):

There are 2 options which CAN'T both be true.

OpenStudy (anonymous):

a or d i GUESS

OpenStudy (debbieg):

Why? Is it possible for it to be true that "There is only one way to calculate the surface area of a composite figure", and at the same time, for it to be true that "The surface area of a composite figure is measured in square units"?? Or is it POSSIBLE that those two could BOTH be true at once?

OpenStudy (debbieg):

If I say "I have exactly one apple. I have more than one apple." Is it possible that those are both true? Or MUST one of them be false? But if I say "I have exactly one apple. The apple is green." Now can they both be true at the same time?

OpenStudy (anonymous):

one of them must be flase

OpenStudy (debbieg):

I'm not sure which of my questions you're referring to, lol.

OpenStudy (debbieg):

At any rate, what I'm trying to say is: of your 4 options a,b,c and d above, two of them are the "flip side" of one another. They are mutually exclusive - they CANT both be true. Therefore, you KNOW that your answer to this question has to be ONE OF THOSE TWO.

OpenStudy (anonymous):

a is the flase answer

OpenStudy (anonymous):

DebbieG is it a the answer

OpenStudy (debbieg):

I think so too. :) It HAS to be A or C - right? Do you see why? They CANT both be true. Although surface area of composite figures is not an area I'm terribly familiar with, I would be skeptical of ANYthing that says "there's only one way to calculate...." something in math. There is pretty much always more than one possible approach to any problem! :)

OpenStudy (anonymous):

I agree thnk you so much

OpenStudy (debbieg):

You're welcome. :)

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