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Mathematics 18 Online
OpenStudy (anonymous):

WILL MEDAL AND FAN The image below is a triangle drawn inside a circle with center O: Which of the following expressions shows the area, in square inches, of the circle? (π = 3.14) 3.14 · 2 3.14 · 3 3.14 · 22 2 · 3.14 · 22

OpenStudy (anonymous):

lmao........or nah like what nobody has the time

OpenStudy (anonymous):

@TheSmartOne

OpenStudy (anonymous):

@iGreen

OpenStudy (anonymous):

@iGreen

OpenStudy (anonymous):

@TheStarlingHasFlown

OpenStudy (anonymous):

PLZ HELP @TheStarlingHasFlown

OpenStudy (anonymous):

I'm here. Can I get the image?

OpenStudy (anonymous):

yes

OpenStudy (anonymous):

OpenStudy (anonymous):

Well, how do you find the area of a circle?

OpenStudy (anonymous):

pi times diameter

OpenStudy (anonymous):

CLose, but no.

OpenStudy (anonymous):

or pi times radius times 2

OpenStudy (anonymous):

Pi times the radius squared. The radius is half the diameter.

OpenStudy (anonymous):

or pi times radius squared

OpenStudy (anonymous):

So, what is our radius?

OpenStudy (anonymous):

2

OpenStudy (anonymous):

3.14 * 2 =?

OpenStudy (anonymous):

6.28?

OpenStudy (anonymous):

Yep. but your answer doesn't want the exact number. I guess the last step was a bit useless.

OpenStudy (anonymous):

so it's 3.14 x 2 squared?

OpenStudy (anonymous):

Yes.

OpenStudy (anonymous):

So it's A

OpenStudy (anonymous):

WAIT

OpenStudy (anonymous):

yOU SAID that it was squared?

OpenStudy (anonymous):

so wouldnt it be C?

OpenStudy (anonymous):

Check the question

OpenStudy (anonymous):

it says s, "in square inches* It's already squared

OpenStudy (anonymous):

OHHHHH

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