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Mathematics 13 Online
OpenStudy (blm1):

Please help! No direct answers please, help me work through it. Will medal best helper. 🙂🔢

OpenStudy (blm1):

OpenStudy (blm1):

@londoncat

OpenStudy (g_osmenaj):

For this you need to use the Circumference formula of a circle: 2(pi)(r). *Careful because 'r' is not 27 inches. You have 2 semicircles on both ends, therefore only need to use the circumference formula just once. Then add to that the two long sides of the rectangle and that will be the total perimeter of the mirror.

OpenStudy (blm1):

Is it C?

OpenStudy (g_osmenaj):

I didn't do the work myself, but if you used the formulas correctly, you should be correct

OpenStudy (blm1):

Yes, so it is C

OpenStudy (blm1):

Thanks for the help ya'll😀😀😀

OpenStudy (g_osmenaj):

I don't agree with @londoncat because it's asking for the perimeter rather than area and the formula too find the 'perimeter' of a circle is: 2pi(r) not pi(r^2).

OpenStudy (blm1):

C was wrong :(

OpenStudy (londoncat):

Im so sorry, I read the question wrong:/ sorry!

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