tolong jawab yaaa semua pake cara

Jawab :

No 25
D. Kerucut

No 26
Luas permukaan balok
= 2 × ( p × l ) + ( p × t ) + ( l × t )
= 2 × ( 15 × 10 ) + ( 15 × 8 ) + ( 10 × 8 )
= 2 × ( 150 + 120 + 80 )
= 2 × 350
= A. 700cm^2

No 27
V tabung
= phi × r^2 × t
= 22/7 × 7 × 7 × 10
= D. 1540cm^3

No 28
D. Kerucut

Maaf ya hanya itu yg tau ^^
Semoga membantu ^^