Jawaban:
Kelilingnya = 132 cm
Penjelasan dengan langkah-langkah:
Keliling = πd
Keliling = 22/7 × 21 × 2
Keliling = 22 × 3 × 2
Keliling = 132 cm
= 2 × 22/7 × 21
= 2 × 66
= 132 cm
_______________
#semoga benar
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Jawaban:
Kelilingnya = 132 cm
Penjelasan dengan langkah-langkah:
Keliling = πd
Keliling = 22/7 × 21 × 2
Keliling = 22 × 3 × 2
Keliling = 132 cm
Jawaban :
= 2 × 22/7 × 21
= 2 × 66
= 132 cm
_______________
#semoga benar