zad1) 2r=10cm to r=5cm H=30cm
V=⅓π·5²·30=⅓π·750=250πcm³
zad2 H=30cm
przekatna =10cm to a√2=10 a=10/√2=5√2cm---krawedz podstawy
V=⅓Pp·H=⅓·(5√2)²·30=⅓·50·30==⅓·1500=500cm³
d=10cm
r=d/2=5cm
V=1/3*Pp*H
V=/3*πr²*H
V=1/3*25π*30
V=250π(cm)³
zad.2
d=a√2
a=5√2cm
V=1/3*a²*H
V=1/3*50*30
V=500cm³
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zad1) 2r=10cm to r=5cm H=30cm
V=⅓π·5²·30=⅓π·750=250πcm³
zad2 H=30cm
przekatna =10cm to a√2=10 a=10/√2=5√2cm---krawedz podstawy
V=⅓Pp·H=⅓·(5√2)²·30=⅓·50·30==⅓·1500=500cm³
d=10cm
r=d/2=5cm
V=1/3*Pp*H
V=/3*πr²*H
V=1/3*25π*30
V=250π(cm)³
zad.2
d=10cm
d=a√2
a=5√2cm
V=1/3*Pp*H
V=1/3*a²*H
V=1/3*50*30
V=500cm³