1.

​​​a+b=π/2 b+c=a tan a=__________ 1. 2(tan b+tan c) 2. tan b+tan c 3. tan b+2.tan c 4. 2.tan b+tan c

Answer»

​​​a+b=π/2

b+c=a

tan a=__________

1. 2(tan b+tan c)

2. tan b+tan c

3. tan b+2.tan c

4. 2.tan b+tan c



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