" Life is not a problem to be solved but a reality to be experienced! "
© Copyright 2013 - 2024 KUDO.TIPS - All rights reserved.
pole koła wielkiego=πr²
4πr²-πr²=3πr²
3πr²=75π/:3π
r²=25
r=5cm
v=⁴/₃πr³=⁴/₃π×5³=⁵⁰⁰/₃πcm³(=166⅔π)
pi r^2 = 75pi /*pi
r^2 = 75
r = sqrt 75
r= 5 sqrt 3 ( piec pierwiastkow z trzech bo 75 to 3*25)
V= 4/3* pi* r^3
V=4/3* pi* (5 sqrt 3)^3
V= 4/3* pi * 125 * 9
V = 1500 pi