Penjelasan dengan langkah-langkah:
a. K = 2 x 22/7 x 21
= 2 x 22 x 3
= 132 cm
b. K = 2 x 3,14 x 20
= 125,6 cm
c. K = 22/7 x 56
= 22 x 8
= 176 cm
d. K = 2 x 3,14 x 36
= 226,08
e. K = 22/7 x 84
= 22 x 12
= 264 cm
f. K = 3,14 x 60
= 188,4 cm
semoga membantu
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Penjelasan dengan langkah-langkah:
a. K = 2 x 22/7 x 21
= 2 x 22 x 3
= 132 cm
b. K = 2 x 3,14 x 20
= 125,6 cm
c. K = 22/7 x 56
= 22 x 8
= 176 cm
d. K = 2 x 3,14 x 36
= 226,08
e. K = 22/7 x 84
= 22 x 12
= 264 cm
f. K = 3,14 x 60
= 188,4 cm
semoga membantu