neftalirojas14
17.04.2020 •
Mathematics
A coin has a diameter of 24.26 mm. What is the area of one face of the coin? Give your answer correct to 2 decimal places.
(Use the calculator value of π)
Area of the circle = π x r² = ___ mm.
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Ответ:
462.2 mm
Step-by-step explanation:
R is radius and diameter is like 2r so divide the diameter by 2 which is 12.13
then 12.13 times 12.13 is 147.14 (rounded up)
the 147.14 times pie is 462.2 mm
Ответ:
Answer is
-3.8
Step-by-step explanation: