Question

Dane;kula o promieniu r=3cm Szukane; Ps-pole sfery i V-objetosc?

Answer 1

R=3cm

Ps=4πR²

Ps=4*3²π=4*9π=36πcm²

V=4/3πR³

V=4/3 *3³π=4*3²π=4*9π=36cm³