60.3k views
3 votes
Cho tam giác abc vuông tại a
Chứng minh:
a c ⋅ sin b + a b ⋅ sin c = b c

User Jeffset
by
8.0k points

1 Answer

0 votes
I don’t even know what this is
User Ironkeith
by
7.1k points
Welcome to QAmmunity.org, where you can ask questions and receive answers from other members of our community.

9.4m questions

12.2m answers

Categories