Respuesta :

90=A+B 
A = B-38 
90=A+B
(B-38) +B=90

a complement of an angle means together they sum to 90 degrees. this means
[tex]38 + x = 90[/tex]
or
[tex]90 - 38 = x[/tex]
so we find the complement to a 38 degree angle is 52 degrees!

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