Respuesta :

Answer:

3/8

Step-by-step explanation:

sin A =  3/√73

cos A = √1 - ( 3/√73)²

          = √64/73

          = 8/√73    ... A in 1st quadrant cos A is positive

tan A = sin A/cos A = ( 3/√73) / ( 8/√73) = 3/8

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