Jawabanmu

2014-06-07T20:54:20+07:00
L = π r²
= 22/7 × 21 × 21
= 22 × 3 × 21
= 66× 21
L =……
Jawaban paling cerdas!
2014-06-07T20:54:28+07:00
Dik : r = 21m
 π = 22/7
Dit : L=?
jawab :
22/7 * 21 * 21 = 1386m2

1 5 1