Mathematics
Junior High
中2数学です
この問題の解き方を教えてください
(3) 五角形ABCDEは正五角形 やや難
16° E @I-TOX #
-T334 3
e A
(J530
B
m
Zx=
X
DUSSET
=> 3=8\ ,GN=AN T
A
A-NCHI
HS-IN,AN=A
A
2x =
-A
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