The circumference of a circle is 18.84 millimeters. What is the circle's diameter? C=18.84 mm Use 3.14 for 𝜋.
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"A 5.00 L sample of helium at STP expands to 15.0 L. What is the new pressure on the gas?"
1 Answer
May 7, 2018
The diameter of the circle is 6mm.
Explanation:
Circumference formula:
C =
Plug in your data:
18.84mm = 3.14(d)
Divide by 3.14 to isolate for x.
18.84mm / 3.14 = d
d = 6mm
