luthfi4224
Volume tabung =22/7 x 7 x 7 =22 x 7 = 154cm3 x 14 = 2156 cm3 kerucut =22/7 x 7 x 7 + 22/7 x 7 x 10 154+220 = 374 cm3 volume 2156 + 374 = 2530cm3 luas permukaan tabung 22/7 x 7 x ( 7 + 14) 22 x 21 =462 cm2 kerucut 1/3 x 22/7 x 7 x 7 x 7 1/3 x 22 x 7 x 7 1/3 x 1078 : 3 = 359,33 luas permukaan 462 + 359,33 =821,333
tabung
=22/7 x 7 x 7 =22 x 7 = 154cm3 x 14 = 2156 cm3
kerucut
=22/7 x 7 x 7 + 22/7 x 7 x 10
154+220 = 374 cm3
volume
2156 + 374 = 2530cm3
luas permukaan
tabung
22/7 x 7 x ( 7 + 14)
22 x 21
=462 cm2
kerucut
1/3 x 22/7 x 7 x 7 x 7
1/3 x 22 x 7 x 7
1/3 x 1078 : 3 = 359,33
luas permukaan
462 + 359,33
=821,333