Mathematics
Junior High
このような図の場合、三角形ABCの面積はどのようにして求めますか？どこが底辺でどこが高さなのでしょう…
N
(-19-2) B
O
8)
(190)
E
022
C
F
y=コレー
ACA
(534)
the 80
(11-4)
X
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