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Câu 25:

Cho tam giác ABC vuông cân tại A và $AB = 2.$

Câu 25: Cho tam giác ABC vuông cân tại A và AB=2.AB = 2.AB=2. M là trung điểm AB. Khi đó tan⁡∠MCB\tan \angle MCBtan∠MCB bằng:

Thông tin câu hỏi

Câu 25:

Cho tam giác ABC vuông cân tại A và $AB = 2.$ M là trung điểm AB. Khi đó $\tan \angle MCB$ bằng: