Luas layangx2 = 192cmkuadrat. d1 : d2 = 2:3 berapa d1 dan d2?
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192 = 2x . 3x / 2
192 = 3x kuadrat
192/3 = x kuadrat
64 = x kuadrat
8 = x
jadi, d1 = 2x = 2.8 = 16
d2 = 3x = 3.8 = 24
192 =2x x 3x /2
192=3x²
x²=64
x=8 cm
d1=2x=2(8)=16 cm
d2=3x=3(8)=24 cm
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