Answer :

csantiago122597
angle DEG= 7.5 and angle GEF= 11.25

HEF is a Line.

∠HED=90°------[Given]

So, ∠DEF=180° -90°------By Linear Pair Axiom

→6x+4x=90°

→10 x=90°

Dividing both side by 10

→x=9°

→∠DEG=6×9°=54°

→∠GEF=4×9°=36°

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