Mathematics
Junior High
Solved
これなんで、5+6するんですか?
~1650 6 弧と円周角
なさい。 右の図で,
S
I
I =3:4:5:6のとき,
1
I
1
1
AB:BCCD:DA
I
∠xの大きさを求めな4
さい。
x=180×
5+6
3+4+5+6
0
= 180 x 11
18
110
#
B
C
教p.165~166
A
5
5
b
6
D
Bo
Answers
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