100 Facts Penguins- Arctic Birds, Cold Climate Wildlife, Educational Projects, Fun Activities, Q

100 Facts Penguins- Arctic Birds, Cold Climate Wildlife, Educational Projects, Fun Activities, Q

Matematika Luas bangun datar rubik panjang sisi nya 15 cm ?

Luas bangun datar rubik panjang sisi nya 15 cm ?

Jawab:

1350 cm²

Penjelasan dengan langkah-langkah:

luas permukaan rubik ada 6 sisi

maka

6 x s²

= 6 x 225

= (200 x 6) +( 25 x6)

= 1200+150

= 1350 cm²

Penyelesaian ⤵

Lp = 6s²

Lp = 6 × 15²

Lp = 6 × ( 15 × 15 )

Lp = 6 × 225

Lp = 1.350 cm²

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