DIKETAHUI : Sisi persegi 20
DITANYA : L ?
JAWAB :
L = s x s
L = 20 x 20
L = 400
DIKETAHUI : Sisi persegi 56
L = 56 x 56
L = 3.136
NO. 3 L = 780 x 7
= 5.460 cm²
SEMOGAMEMBANTU
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DIKETAHUI : Sisi persegi 20
DITANYA : L ?
JAWAB :
L = s x s
L = 20 x 20
L = 400
DIKETAHUI : Sisi persegi 56
DITANYA : L ?
JAWAB :
L = s x s
L = 56 x 56
L = 3.136
NO. 3 L = 780 x 7
= 5.460 cm²
SEMOGAMEMBANTU