What is the perimeter of the figure to the nearest tenth of a millimeter? A. 9.4 millimeters B. 12.0 millimeters C. 21.4 millimeters D. 30.8 millimeters
umm do you want answers or how to get them
hii phi
do you know perimeter means the distance around the figure can you figure out the lengths of the "straight sides"?
i want to know how to figure it out no answers
can you figure out the lengths of the "straight sides"?
yea, 3?
i think he means all together
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oh , 12
ok. next we need the length of the curved part It is 1/2 of a circle (I assume) I would find the distance around a whole circle, then divide in half do you know how to find the distance around a circle ?
circumference
yes, can you do this circle ?
whats the formula?
lost ?
yes...
did you learn about circles ?
yes
did you learn about "circumference" which is the word for the distance around the circle? do you have notes about it ?
yes
what do your notes say?
lol phi you got this ill come back and learn it later ps. i got suspended by tk @phi
have you seen C= 2pi r or C= pi d ?
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