Mathematics
Senior High
Resolved
ここがどういう見方？どの比で見てるのかよく分かりません
m
n
380
y
DCS
2
右の図で,
x
3
3
1/ m より
37
3:(3+4) = y: (5-3)
7y=6
y=
7
よって
6
x=3+
27
7
Answers
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