Matematika Sekolah Menengah Pertama tolong ya kak, beserta caranya​

adolphusjacobsonulv – April 11, 2023

tolong ya kak, beserta caranya​

s : t = 5 : 4

s / t = 5 / 4

15 / t = 5 / 4

t = 15 × 4 / 5

t = 12 cm

Keliling Alas Kerucut

= 2πr

= 2 × π × 15

= 2π × 15

= 30π cm