中文 - Shop Essentials (Chinese)
三角形:正弦,余弦和正切215
本课程说明如何使用正弦、余弦和正切来求解图纸上直角三角形的边长和角度。
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Difficulty 初级
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Format Online
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Number of Lessons 17
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Language Chinese
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Course Outline
Objectives
Glossary
Vocabulary Term
Definition