Question

Heeeeeellllpppppp-meeee

Answer 1

Lei dos senos:

$\frac{HJ}{sen(85^\circ)}= \frac{IJ}{sen(33^\circ)}\\ \\\frac{20}{0,996}= \frac{IJ}{0,545}\\\\20*0,545=0,996*IJ\\\\0,996 IJ = 10,9\\\\IJ = \frac{10,9}{0,996}\\\\IJ=10,94 (Letra\; B)$