TOLONG YANG BISA JAWAB

Luas Kerucut = ⅓ × π × r² × t
= ⅓ × 3.14 × 10² × 16
= 1/1 × 3.14 × 10² × 5.3
= 3328.4 cm


Maaf bgt kalo slh yaaa

L =1/2×A×T      L =1/2×π×r²
   = 1/2×20×1      = 1/2×3,14×10×10
   = 160 CM²    + = 157 cm²               = 217 cm²