nicer formula

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Motiejus Jakštys 2021-05-06 07:43:15 +03:00
parent 62a7ef612a
commit 59fdbc1dd8

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@ -592,7 +592,7 @@ half-circle's diameter and adjusted size. These easily derive from circle's
area formula $A = 2\pi r^2$. Diameter: area formula $A = 2\pi r^2$. Diameter:
\[ \[
D = 2\sqrt{2 adjsize / \pi} D = 2\sqrt{\frac{2 adjsize}{\pi}}
\] \]
In reverse, half-circle's area from it's diameter (adjusted size): In reverse, half-circle's area from it's diameter (adjusted size):