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Cho tam giác abc vuông tại a Chứng minh: a c ⋅ sin b + a b ⋅ sin c = b c

Cho tam giác abc vuông tại a Chứng minh: a c ⋅ sin b + a b ⋅ sin c = b c
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3 votes
Cho tam giác abc vuông tại a
Chứng minh:
a c ⋅ sin b + a b ⋅ sin c = b c

asked
User Jeffset
by
8.0k points

1 Answer

0 votes
I don’t even know what this is
answered
User Ironkeith
by
7.1k points
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