Mathematics
Senior High
(2)と(3)の解き方を教えてください💦
42 [CONNECT 数学A 問題187]
次の図において, α を求めよ。ただし, 0 は円の中心である。
(2)
(3)
B
A
α
50°
OD//BC
E
C
D
B
/30°
D
E
C
AB=BC, AE=ED
A
B
α
E
95°
D
次る1
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