UniCalc
RU
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Own formula
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Find a formula
Circumference & circle
Features of chords
chord
a =
m
x
Å
nm
μm
mm
cm
dm
m
km
n mile
in
ft
yd
radius of circle
r =
m
x
Å
nm
μm
mm
cm
dm
m
km
n mile
in
ft
yd
angle
α =
rad
x
μrad
mrad
rad
°
gon
1. Define values of all variables, besides sought quantity
2. Change units if necessary
3. Click "Calculate"
