= (1/2 x 15 cmx 12cm) . 25cm = (1/2 x 180cm2) . 25cm = 90cm2 x 25cm = 225 cm3
V Tabung = Luas Alas x Tinggi Lingkaran = Phi x r² r = Diameter : 2 r = 21 : 2 = 10,5 = r² = 10,5² = 22/7 x 10,5cm x 10,5cm x 20cm = 11 x 3cm x 10,5cm x 20cm = 33cm x 10,5cm x 20cm = 346,5cm² x 20cm = 6.930 cm³
= (1/2 x 15 cmx 12cm) . 25cm
= (1/2 x 180cm2) . 25cm
= 90cm2 x 25cm
= 225 cm3
V Tabung = Luas Alas x Tinggi
Lingkaran = Phi x r²
r = Diameter : 2
r = 21 : 2 = 10,5 = r² = 10,5²
= 22/7 x 10,5cm x 10,5cm x 20cm
= 11 x 3cm x 10,5cm x 20cm
= 33cm x 10,5cm x 20cm
= 346,5cm² x 20cm
= 6.930 cm³
#SemogaMembantu Minta Terima Kasihnya ya >_<