Dibantu yh kk,beserta caranya

Dibantu yh kk,beserta caranya

Bangun diatas =

1/2 LP bola + Luas Lingkaran + Luas Selimut tabung

$frac{1}{2} times 4 times frac{22}{7} times 7 times 7 = 308cm ^{2}$

$frac{22}{7} times 7 times 7 = 154cm ^{2}$

$frac{22}{7} times 14 times 10 = 440cm^{2}$

308 cm2 + 154 cm2 + 440cm2 = 902 cm2