Jawaban:
CD = 3/4 x 8 = 6
AD = 2/3 CD = 2/3 x 6 = 4
misalkan DP = x. jadi AP = DP+AD=x+4
lihat segitiga ABP dan segitiga CDP
AB : CD = AP : DP
8 : 6 = (x+4) : x
8x = 6(x+4)
8x= 6x+24
8x-6x = 24
2x = 24
x = 24/2 = 12
jadi lebar Sinai adalah 12 m
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Jawaban:
CD = 3/4 x 8 = 6
AD = 2/3 CD = 2/3 x 6 = 4
misalkan DP = x. jadi AP = DP+AD=x+4
lihat segitiga ABP dan segitiga CDP
AB : CD = AP : DP
8 : 6 = (x+4) : x
8x = 6(x+4)
8x= 6x+24
8x-6x = 24
2x = 24
x = 24/2 = 12
jadi lebar Sinai adalah 12 m