Sebuah kelapa berbentuk bulat ( Bola )memiliki jari jari 7 cm Luas permukaan ( π = 22/7 ).... Question from @Cindyfebriana

Cindyfebriana @Cindyfebriana

August 2022 2 18 Report

Sebuah kelapa berbentuk bulat ( Bola )memiliki jari jari 7 cm Luas permukaan ( π = 22/7 )

ArtX1

$Lp = 4 × πr²$

$Lp = 4 × \frac{22}{7} × 7 × 7$

$Lp = 4 × \frac{22}{\cancel{7}} × \cancel{7} × 7$

$Lp = 4 × 22 × 1 × 7$

$Lp = 4 × 22 × 7$

$Lp = 88 × 7$

$Lp = 616 \: cm²$

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Cindyfebriana arigatou

MasaDepanmuNantiMas

Diketahui :

jari² (r) = 7 cm

Ditanya :

luas permukaan ... ?

Jawaban :

Lp = 4πr²

= 4 × 22/7 × 7²

= 616 cm²

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