Jawaban:
1. r = 12 cm
d = 12 x 2 = 24 cm
K = π x d
K = 3,14 x 24
K = 75,36 cm
2. d = 26 cm
k = π x d
k = 3,14 x 26
k = 81,64 cm
3.
A. d = 32 cm
r = 32 : 2 = 16 cm
L = π x r x r
L = 3,14 x 16 x 16
L =803,84 cm²
B. d = 28 cm
r = 28 : 2 = 14 cm
L = 22/7 x 14 x 14
L = 616 cm²
MAAF KLO SALAH
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Jawaban:
1. r = 12 cm
d = 12 x 2 = 24 cm
K = π x d
K = 3,14 x 24
K = 75,36 cm
2. d = 26 cm
k = π x d
k = 3,14 x 26
k = 81,64 cm
3.
A. d = 32 cm
r = 32 : 2 = 16 cm
L = π x r x r
L = 3,14 x 16 x 16
L =803,84 cm²
B. d = 28 cm
r = 28 : 2 = 14 cm
L = π x r x r
L = 22/7 x 14 x 14
L = 616 cm²
MAAF KLO SALAH