Jawaban:
a. 132 cm
b. 125,6 cm
c. 176 cm
d. 113,04 cm
Penjelasan dengan langkah-langkah:
a. k = 2 x π x r
= 2 x 22/7 x 21 cm
= 2 x 66cm
= 132cm
b. k = 2 x π x r
= 2 x 3,14 x 20 cm
= 2 x 62,8 cm
= 125,6 cm
c. k = π x d
= 22/7 x 56 cm
= 176 cm
d. k = π x d
= 3,14 x 36 cm
= 113,04 cm
Maaf kalo salah
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Jawaban:
a. 132 cm
b. 125,6 cm
c. 176 cm
d. 113,04 cm
Penjelasan dengan langkah-langkah:
a. k = 2 x π x r
= 2 x 22/7 x 21 cm
= 2 x 66cm
= 132cm
b. k = 2 x π x r
= 2 x 3,14 x 20 cm
= 2 x 62,8 cm
= 125,6 cm
c. k = π x d
= 22/7 x 56 cm
= 176 cm
d. k = π x d
= 3,14 x 36 cm
= 113,04 cm
Maaf kalo salah