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Mathematics, 07.09.2021 04:20 blacee01

Hãy chọn câu đúng. Cho ΔABC, I, K lần lượt là trung điểm của AB và BC. Biết AC = 10cm.
Độ dài IK bằng:
Trắc nghiệm Đường trung bình của tam giác, của hình thang có đáp án
Group of answer choices

A. IK = 4cm.

B. IK = 5 cm.

C. IK = 3,5cm.

D. IK = 10cm.

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Answers: 2

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Hãy chọn câu đúng. Cho ΔABC, I, K lần lượt là trung điểm của AB và BC. Biết AC = 10cm.
Độ dà...
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