Resposta :
Resposta:h=0,00234 cm
Explicação:
Pi=3,14,d=0,875 g/cm^3,m=0,75 g,V=?d=21,6 cm,r=?,h=?
d=m/V r=d/2 V=PI.r^2.h
0,875=0,75/V r=21,6/2 0,857=3,14.10,8^2.h
V=0,75/0,875 r=10,8 cm 0,857=3,14.116,64.h
V=0,857 cm^3 0,857=366,2496.h
h=0,857/366,2496
h=0,00234 cm