jawab pakai cara nya

Kll.Kerucut = 2 × π × r²
= 2 × 3.14 × 10²
= 2 × 3.14 × 100
= 2 × 314
= 628 cm

Semoga Membantu :) Maaf banget kalo salah
``»•^°Mystic°^•«``