Mathematics, 31.10.2021 04:10 adrianna74

ảnh của đoạn thẳng có độ dài bằng 2 qua phép vị tự tâm 1 tỉ số k = -2 là đoạn thẳng có độ dài bằng bao nhiêu

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ảnh của đoạn thẳng có độ dài bằng 2 qua phép vị tự tâm 1 tỉ số k = -2 là đoạn thẳng có độ dài bằng b...