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Cho tam giác abc vuông tại a Chứng minh: a c ⋅ sin b + a b ⋅ sin c = b c
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Apr 13, 2022
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Cho tam giác abc vuông tại a
Chứng minh:
a c ⋅ sin b + a b ⋅ sin c = b c
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I don’t even know what this is
Ironkeith
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Apr 19, 2022
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