Mathematics
Senior High
この問題分かる方教えてください！
390
+30
¥20
例57
表す角
角0の動径
390°と150° の動径を図示せよ。
解答
P
390°
390°
130°
X
P
30°
X
-150°
基本
□219495° 90° の動径を図示せよ。
@
0
X
Answers
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