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Mathematics 10 Online
OpenStudy (is3535):

What is the perimeter of the figure to the nearest hundredth of a centimeter? A. 24.56 cm B. 18.28 cm C. 16 cm D. 14.28 cm

OpenStudy (is3535):

OpenStudy (is3535):

@ElonaSushchik

OpenStudy (is3535):

B. 18.28 cm

OpenStudy (jdoe0001):

so... hmm what did you get for the perimeter anyway? not rounded

OpenStudy (is3535):

i gues

OpenStudy (jdoe0001):

hmm? what do you mean?

OpenStudy (jdoe0001):

I think you're meant to get the perimeter first, then round it up

OpenStudy (is3535):

so so b

OpenStudy (jdoe0001):

well.... what's did you get without rounding though?

OpenStudy (is3535):

The figure consists of 3 sides of a square which are 4 + 4 + 4 = 12 cm The "perimeter" of the semicircle is 2 * PI * r / 2 = PI * r = 3.14159265 * 2 = 6.2831853072 Adding this to the 12 cm equals 18.2831853072 = 18.28 rounded so the answer is b

OpenStudy (elonasushchik):

I think i agree with B but i think its D too soo

OpenStudy (is3535):

im 1000 % sure it b

OpenStudy (elonasushchik):

im with b

OpenStudy (jdoe0001):

yeap, I agree as well, is 18.28

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