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请问已知直角三角形三个角分别为30℃60℃90℃，已知一直角边长，怎样求另两边长度？
请问已知直角三角形三个角分别为30℃60℃90℃，已知一直角边长，怎样求另两边长度？
2025-03-15 07:44:40
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