Question

if a+c=2b then tanA/2.Tabb/2=

Answer 1

Answer:

1/3 is your answer.

Step-by-step explanation:

if a+c=2b

then a+b+c=180

hence a=b=c=60°

so tana/2 . tanb/2 = tan30° . tan30° = (1/√3)²

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