Up North, Down South: City Folk Meet Country Folk Coloring and Activity Book

Up North, Down South: City Folk Meet Country Folk Coloring and Activity Book

Matematika Sekolah Dasar Tentukan luas permukaan di bawah ini​

Tentukan luas permukaan di bawah ini​

Penjelasan dengan langkah-langkah:

[tex]lp \: balok = 2 \times (p \times l + p \times t + l \times t) \\ = 2 \times (18 \times 20 + 18 \times 10 + 10 \times 20 \\ = 2 \times (360 + 180 + 200) \\ = 2 \times 740 = 1480 \\ \\ \\ lp \: kubus = 6 \times s \times s \\ = 6 \times 3 \times 3 \\ = 54 \\ \\ \\ lp \: balok \: + lp \: kubus \\ = 1480 + 54 = 1534[/tex]

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