butuh bantuan secepatnya kk
Jawaban:
Ao = 20x30 = 600 cm²
ΔT = 30-10 = 20 ⁰C
α = 1,5 x 10⁻⁸ /⁰C
A = Ao + ΔA
A = Ao + Ao α ΔT
A = Ao (1+ α ΔT)
A = 600 (1+ 1,5 x 10⁻⁸ x 20)
A = 600,00018 cm²
*maaf klo salah
*biasakan cari jawaban lain utk dibandingkan
Penjelasan:
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