Oblicz długość łuku koła, gdy:
Kąt alfa = 20 stopni
Średnica = 12 cm
Z góry dziękuję za pomoc! :)
α = 20°
d = 12cm
P = α/360° x 2πr
r = d/2
r = 12cm=2 = 6cm
P = 20°/360° x 2 x π x 6cm = 2/3 π cm
----------------------------------------------------------------------------------------------------
Litterarum radices amarae sunt, fructus iucundioresPozdrawiam :)
20 stopmi/360stopni*2pi*6=2/36*2pi*6=24/36*pi=2/3*pi
" Life is not a problem to be solved but a reality to be experienced! "
© Copyright 2013 - 2024 KUDO.TIPS - All rights reserved.
α = 20°
d = 12cm
P = α/360° x 2πr
r = d/2
r = 12cm=2 = 6cm
P = 20°/360° x 2 x π x 6cm = 2/3 π cm
----------------------------------------------------------------------------------------------------
Litterarum radices amarae sunt, fructus iucundiores
Pozdrawiam :)
20 stopmi/360stopni*2pi*6=2/36*2pi*6=24/36*pi=2/3*pi