Jawaban dan caranya terlampir:)
Jawaban:
16
Penjelasan dengan langkah-langkah:
CD/CA=CE/CB
9/12= 12/CB
9 x CB= 12 x 12
9CB= 144
CB= 144/9
CB=16
X = CB- CE
X= 16- 12
X= 4
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Jawaban dan caranya terlampir:)
Jawaban:
16
Penjelasan dengan langkah-langkah:
CD/CA=CE/CB
9/12= 12/CB
9 x CB= 12 x 12
9CB= 144
CB= 144/9
CB=16
X = CB- CE
X= 16- 12
X= 4