" Life is not a problem to be solved but a reality to be experienced! "
© Copyright 2013 - 2024 KUDO.TIPS - All rights reserved.
misalkan
D=12
d=6
T=10
tinggi kerucut besar =T+t
tinggi kerucut kecil = t
d/D=t/(T+t)
d(T+t)=Dt
T+t=Dt/d
10+t=12t/6
10+t=2t
t=10 cm
Volume Ember
=Vkerucut besar - V potongan kerucut
=(¼.⅓.πD² (T+t)) - (¼.⅓πd²t)
=1/12 πD²(T+t) - 1/12πd²t
=1/12π (D²(T+t)-d²t)
=1/12. 3,14(12²(10+10)-6²10)
=1/12. 3,14(144(20)-360)
=1/12. 3,14(2880-360)
=1/12. 3,14(2520)
=1/12. 7912,8
=659,4