" Life is not a problem to be solved but a reality to be experienced! "
© Copyright 2013 - 2024 KUDO.TIPS - All rights reserved.
Verified answer
Nomor 1Diketahui
r = 20 cm
ditanya :
a. Keliling
b. Luas
jawaban ;
a. Keliling tutup drum
K = 2 r
K = 2 * 3,14 * 20
K = 125,6 cm
b. Luas tutup drum
L =
L = 3,14 (20)^2
L = 3,14 x 400
L = 1256