mohon bantuannya ya teman-teman
Matematika
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Pertanyaan
mohon bantuannya ya teman-teman
1 Jawaban
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1. Jawaban cupid85
L = ½ × ( a + b ) × t
208 = ½ × ( 17 + b) × 16
208 = 8 × ( 17 + b)
208 ÷ 8 = 17 + b
26 = 17 + b
b = 26 - 17
b = 9 cm