Mathematics
Senior High
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【3】 次の図で, 小さい三角形と大きい三角形は相似である. xとyの
長さをそれぞれ求めなさい. [思・判・表]
(1)
(2)
4 cm
5 cm
3cm
xcm
6cm
ycm·
xcm
8cm
-8 cm-
9 cm
y cm
12cm
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