" Life is not a problem to be solved but a reality to be experienced! "
© Copyright 2013 - 2024 KUDO.TIPS - All rights reserved.
60/360 *2 pi *12cm=1/6*24 *pi=4 *pi(cm)
pole;
60/360* pi *12²=24*PI(cm²)
długość łuku: l = α/360(stopni) × 2πr
α = 60 (stopni)
r = 12cm
P = 60/360 × π × 12² = 60/360 × 144π = (8640/360) × π = 24π cm²
l = 60/360 × 2 × 12 × π = (1440/360) × π = 4π cm
pozdr ;)