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若一個角的補角等於這個角的3倍,求這個角的度數若一個角的補角是它餘角的3倍,求這個角的度數設這個角的度數為X度X=180-3X4X=180X=45答:這個角是45度若一個角等於它餘角的一半,求這個角的度數設這個角的度數為X…
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