Question 763724


given:

{{{a=0.42}}}, 
{{{A=30}}}°, 
{{{B=60}}}°, 
{{{C=90}}}°

to find {{{b}}} use {{{tan(A)=a/b}}}

{{{b=a/tan(A)}}}

{{{b=0.42/tan(30)}}}

{{{b=0.42/(1/sqrt(3))}}}

{{{b=0.42*sqrt(3)}}}

{{{b=0.73}}}