Luas permukaan bola
4 x π x r x r
4 x 3,14 x 30 cm x 30 cm
11.304 cm²
Diketahui :
Ditanya :
Luas Permukaan Bola?
Jawab :
L.Permukaan Bola = 4 . π . r²
= 4 . 3,14 . ( 30 )²
= 12,56 . ( 30 . 30 )
= 13,56 . 900
= 11.304 Centimeter²
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Luas permukaan bola
4 x π x r x r
4 x 3,14 x 30 cm x 30 cm
11.304 cm²
Diketahui :
Ditanya :
Luas Permukaan Bola?
Jawab :
L.Permukaan Bola = 4 . π . r²
= 4 . 3,14 . ( 30 )²
= 12,56 . ( 30 . 30 )
= 13,56 . 900
= 11.304 Centimeter²