Mathematics
Senior High
想知道第二題比例完是怎麼得出結論的
2.
AGAPAGCQ
AGCO NE
SAARE D
.. GA: GC = APCO
COP
=
1 ABCD=73
748 BA+778 BC
7BC 14
· · BG = 8
故數對(x,y)=(
8 7
15 ’15
5
G
2
Ba
C
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