Mathematics
Junior High
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(1)、(3)〜(5)までの答え合わせと、(2)教えてください🙇🏼
HIS
1 下の図で、x,yの大きさを求めなさい。
(1)
(2) AC // BO
A
B
DQ73
6580
p
-20
30°
E
B
B
(5)
A
X
B
F
E
30 15
130°
C
(3) BD は直径
[30
130
46
(6) AC は直径
D
C
B
P10211] (1) 4X=43⁰ (2)
12X=230
(4) 4X=50° (5) LX-15° (6) X² (9)x=
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有難うございます。わかりやすくて助かりました👍🏻